They're talking about generating the shorter link just by looking at the first o...

cherls · on April 23, 2018

I think the idea is that, if you have the original link then you would also be able to find the shorter link by simply clicking share on the page and use short product link generated by Amazon.

In practice, it is unlikely for anyone to share an Amazon link without having navigated to the page at least once. Given most sites have this option, it might seem silly to some that one suggests manually shortening the URL in the address bar instead of just clicking share.

foobarbecue · on April 24, 2018

Correct, that was what I was saying, and I agree there are lots of scenarios where you want link shortening without generating a new random string.