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Physical books are still better than e-readers because you can put sticky notes on the pages, jump back and forth between pages quickly, and even start to know where pages are simply based on how many leaves/pages are split between your left and right hand. Textbooks are basically reference books, my favorite dictionaries I start to "learn by hand" to know where to flip to approximately to start my search.



I'd agree except for the ability to search in an e-book. There's nothing worse than knowing the textbook in front of you contains the answer you need but not remembering which of the 1500 pages contains it. Being able to CTRL-F saved me hours of time when I went back to school after e-books became common.


For a current project, I've been using a physical book as a reference manual for the API I'm working with rather than using the more typical internet search for the function name. And it's actually somewhat surprising how efficient a physical book is!

Sure, there's a lot of efficiency to Ctrl-F a text string and just find all the places in a document. I won't deny that it takes me longer to pull up the index, search for the function name in the index, then flip to the page. But then I can just leave the book open at that page on the desk (or my lap). I never have to Alt-Tab, or fiddle with the location of windows to switch between looking at documentation and looking at the code I'm working on.

This difference was more stark when I was trying to close-read a different specification to ensure that I understood it well enough to make sure a PR implemented it correctly. I needed to have three different parts of the specification open simultaneously to bounce between all of them. With physical paper, that's just a swish of a hand away. With a PDF reader, well, goto that other section, scroll down to the piece I wanted, now goto the first section again and scroll down again and wait what was that back thing again goto and scroll and scroll and goto and descent into insanity. Trying to use multiple windows ameliorates the problem somewhat, but it also takes an inordinate amount of time to set the view up correctly, and I often end up running into the "focus doesn't follow the eye gaze" problem of typing in the wrong window and ruining the view.


>With a PDF reader, well, goto that other section, scroll down to the piece I wanted, now goto the first section again and scroll down again and wait what was that back thing again goto and scroll and scroll and goto and descent into insanity.

I pretty much just use screenshots in snagit for that stuff.


A decent index solves that just fine. And usually outpaces ctrl-f chasing for a given word, because it's indexing by ideas, not words. (If it's a decent index, that is :)


That not how indices work. It is by person or subject not "idea". You can do the same thing but better with a "ctrl-f" search.


Good indices are built atop a taxonomy that is then used extensively to list related taxonomic terms. This will give you direct hierarchical terms (loosely maps to what I guess you refer to as by subject) but also related terms. A good indexer will also exercise judgement and check with the author if certain terms are related and in what way.

Let me give you an example of a high-quality index entry from the Software Architecture in Practice (Bass et al. 2021) [1]:

Availability

analytic model space, 259

analyzing, 255–259

broker pattern, 240

calculations, 259

CAP theorem, 523

CIA approach, 147

cloud, 521

design checklist, 96–98

detect faults tactic, 87–91

general scenario, 85–86

introduction, 79–81

planning for failure, 82–85

prevent faults tactic, 94–95

recover-from-faults tactics, 91–94

summary, 98–99

tactics overview, 87

As you see, it lists a number of taxonomic terms that are merely related to each other and you might not think about Ctrl+F-ing for them unless you already want to search for them. You may come to this entry knowing about CAP and navigate away to analytic model space, 259.

[1]: https://www.goodreads.com/book/show/14786083-software-archit...


Not really. An index is also a list of ideas you should search for. Search for a synonym and control-f fails, but the index will have a "see also" for that, or worst case lets you scan for interesting words without reading the whole book. The index will also leave out all the places where a word happens to be used but are not useful to someone searching for the term.

Of course a good index is hard (read expensive) to write and so many books didn't have good indexes.


I got "A City on Mars: Can We Settle Space, Should We Settle Space, and Have We Really Thought This Through?" for Christmas, by the Weinersmiths.

The index is so good I've shared my happiness about it several times.


If your PDF has a traditional index in it, you can read it then jump to the right page.


If, and that's one huge if, the PDF is structured so that you can do that.

Some are. Far, far, far, far, far too many aren't.

The half-assedry of PDF creation is a major frustration.


You mean like page 20 in the PDF isn't "page 20" in the index? Unless the pages are out of order or extra stuff is inserted, you should be able to simply add an offset. Or worst case, you binary-search the PDF like you would with a book.


There are various permutations.

There are scanned-in books whose index pages don't precisely match the digital pages. Good PDFs will account for that offset themselves, but manual recalculation may be necessary.

Worse are books half-assedly converted from print to digital. These often include an index (useful for all the reasons others have mentioned elsewhere in this thread), but the "faithful" reproduction of the print text means that the page enumeration in the index bears a nonconstant relationship to the digital text. The offsets are not constant.

Then there are ePubs with the above feature. The sane thing to do would be to link the index entry to occurances. Often you'll find, again, print-edition page mentions which are of little use in locating the passage within your digital edition.

One of the underlying problems is that the print notion of "page" is increasingly archaic. For languages / typographies in which paragraphs are a useful convention, paragraph numbering might be preferable (this should be constant across formats). Direct symlinks are of course useful, but these conceal information revealed in a conventional (print) index such as passages where a topic is discussed at some length, or clusters of appearances, as well as cross-references or associated references which a well-constructed index will reveal.


I can't remember examples like those, but one I deal with is where the index has a different kind of numbering scheme like "E403.1-a". But at least cmd+f maybe works in that case, unless of course that string shows up everywhere.


Technical / government docs often feature such numbering schemes. I believe part of the history is that those documents were often composed in segments or sections, often by independent teams, such that a fixed page enumeration wasn't readily available and/or would change frequently.

There's a pre-digital publishing trend of loose-leaf or removeable bindings, with publications prepared in sections or with periodic supplements, which began in the late 19th / early 20th century. Those would typically be organised and numbered by section. The concept is somewhat trite now, but I think of it as a significant stage and evolution of publishing, somewhere between fixed-format codices, periodicals, and eventually databases and wikis.


It is quite disheartening to see a comment about book indexes being downvoted. In professional publishing houses, indexing is a job done by a qualified indexer and is not as trivial as one may think [1]. Some rather important reading guides [2] recommend to judge a book by its Contents and Index, which are often overlooked in books that were not edited by professionals or were edited in haste.

[1]: https://abookindexer.com/why-use-a-qualified-indexer/

[2]: https://en.wikipedia.org/wiki/How_to_Read_a_Book


It is quite disheartening to see a comment about farriers being downvoted. In professional blacksmith shops, horse shoeing is a job done by a qualified farrier and not as trivial as one may think.


Not quite. Not a big fan of analogies of questionable fit, but let's try:

It is quite disheartening to see a comment about importance of horse shoes being downvoted. In professional blacksmith shops, horse shoeing is a job done by a qualified farrier and not as trivial as one may think. The importance of horseshoeing for horse wellbeing is also highlighted in certain key equestrian literature.


On the one hand, yes, I agree. There's something about the tactility of a book, about dogeared pages, and marginalia, and having muscle memory to open a book at about the same spot where I left off.

I grew up with that and it's a very comfortable skill set.

On the other hand, I've learned ways to manage and reference information in digital formats. Bookmarks and links and pasted snippets. Attachments and full text search. Not to even get into real sicko stuff like Notion and Obsidian and DEVONthink.

Being able to easily flip back and forth between pages is a very useful technique, but so is being able to snap a screenshot of a pdf and keep it open it in another window.

I'm a sucker for paper but I'm resistant to the idea that all of these things are irreplaceable


>I'm a sucker for paper but I'm resistant to the idea that all of these things are irreplaceable

This, I'm really comfortable with technology, but I feel like a boomer when I watch kids that have grown up with it their entire lives. Some people don't need the ability to cross reference things much, but folks who do develop the skills the need without having to revert to printed material.


My high school was mainly textbooks, then things were more digital in college. Normally I'm against fancy new tech, but this felt like an improvement in hindsight. I was never missing the book I needed, there's cmd+f and page skip, I can annotate without ruining it...

The real problem seems to be licensing. Lots of books are physical-only, and the digital versions are those annoying "epub" files instead of PDFs.


Aren't PDFs a relic of the past, when you wanted to print digital documents on paper?

Epubs can be reflowed to fit any screen. If done properly at least. For PDFs you basically need an A4/letter screen to read them comfortably.


Idk, unless I'm using a very unusual aspect ratio, it hasn't been an issue. The only real difference I've noticed with epubs is I can't just open it in Preview or the iPhone PDF viewer like normal. And it may have DRM.


Yes and no.

PDF's work well for a sufficiently large e-book reader. Full-sized isn't essential, though I find the 13.3" display I use is quite pleasant to read --- roughly equivalent to a large iMac Retina display for reading ease (less overall real estate, but more comfortable to hold in one's hands, and of course, read under bright light / direct sunlight), and vastly superior to a typical smartphone.

Smaller displays of 8--10" should work in most cases and are far more affordable. The exceptions are typically scans from print, especially of small-font and tightly-rendered journal articles, or works with extensive graphics and diagrams. Those with young eyes can probably manage better than the olds.

ePub fits any sized display, but there are times when fixed layout truly is preferable for reading, context, understanding, and juxtaposition of text and graphics, etc. With a fixed layout and a competent layout engine or editor this can be optimised. With a flexible layout* (HTML, ePub, etc.) the dynamic element pretty much always leads to compromises or gaffes in layout and positioning.

Fixed-layout also means that spatial memory of where within a document, chapter, and/or page specific elements / contents are. Dynamic layout greatly reduces the ability of those who have strong spatial memory of written materials.


13" iPad is almost exactly the size of US Letter paper, if I remember correctly.

Yeah, there's a reason why Word docs etc all used fixed layouts. Easy to underestimate the complexity of a reactive layout. Even modern websites usually make some assumptions, hence separate desktop and mobile versions.


My understanding is that MS Word's layout (as with some other word-processing software) was strongly dependent on the print drivers installed. So there still was some variability in output.

I tend to prefer LaTeX or a similar doc-prep system myself for authoring.


>Physical books are still better than e-readers because you can put sticky notes on the pages, jump back and forth between pages quickly, and even start to know where pages are simply based on how many leaves/pages are split between your left and right hand.

Only because you prefer to work that way, someone that has grown up with everything digital has equivalent skills doing that stuff using tabs, digital sticky notes, bookmarks, and such.


Many of the beneficial affordances you mention that are available for print but not in ebooks is partly because ebook technology is kind of bad. Navigation and annotation for example could be much better in ebooks if developers put more care into those ergonomics.


My sister that's studying medicine says that her books would be totally ruined in half a year if she used them like she uses the virtual ones.


The same is true for my students (german school system, iPads form 7th to 13th grade): They are marking, annotating and rearranging parts of the digitized pages as they like. It would be impossible with printed books. (ok, they could take a picture with the camera and do the same) They have/use printed books but most of the students are borrowing them from the school and are not allowed to write in them.

So I use mostly digital material and most of the books stay at home for studying (the books are heavy).


How does she use the virtual ones?


Ndr42 said it better than I could.


encoded


> jump back and forth between pages quickly

You can't do it quickly. Jumping between random pages isn't useful (and not faster than in an ebook), so you want to jump to a specific page, and here ebook is much faster, whether you're opening a page number or a page with some content you remember

> know where to flip to approximately to start my search.

Or you can start precisely with an ebook


With the use of bookmarks (prepared or improvised with index cards, etc.) or sticky notes, precision jumping within a physical book is very quick, easy, and useful.


Of course it's not, you can't fit all the words in a book on index cards, you can't fit all the appearances of a given character in a story, all the memorable highlights- all trivially done at scale in a digital book. You can't jump from the index at the end to the required 5 pages where this term appears at the speed of a click

And then your highlights also can't unstick because there is some dirt that ruined the stickiness of a note. And your carefully prepared unsticky bookmarks (you didn't have sticky notes around, so you've followed your advice and improvised) can't all fall out just because your book fell with its back up


I'm not claiming that physical books have all the properties of digital ones, or vice versa.

But there are reasonable affordances to a practical extent within both formats.

I have a large print collection, and a much larger digital one, presently largely on an Onyx BOOX ebook reader. I'm well acquainted with the capabilities and limitations on both systems.

(I've discussed the BOOX device fairly extensively in previous HN comments for those interested.)


Reasonable affordance is fine, that's not what I was arguing against (nor you), but the obvious downside of flipping pages: it's not "very quick, easy" (especially in those huge dictionaries!)


That's where tabbed thumb cuts / index notches are useful:

<https://cool.culturalheritage.org/don/dt/dt3508.html>

<https://en.wikipedia.org/wiki/Thumb_index>

Image: <https://en.wikipedia.org/wiki/Thumb_index#/media/File:Blacks...>

Those may be cut in, or self-applied as with index tabs:

The entire notion of a tabbed interface in the computer sense derives from index tabs:

<https://en.wikipedia.org/wiki/Tab_(interface)>


They are useful, but relatively bad: you realize there can be book-width worth of pages within a single letter in a dictionary? So all you've done is produced a regular book without any thumb navigation, so none of the physical virtues will help you find the specific word fast

Besides, these are impossible to implement for anything dynamic, so they aren't even useful at all in most of the cases


If you're seeking a specific word, looking that up is a skill which can be trained and developed. Hint: binary search.

If you're referencing between two or more sections of a book, bookmarks, index cards, stickies, tabs, etc., are all there for you.

Source: old school printed book research.


I personally never used any of these things back when I was a student




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