Ask HN: What would you pay to learn?

[throwaquestion]

And in what format would you prefer (ebook, video series, class (like udemy or elsewise)?

[DanBC]

+ Social skills; how to talk to people AFK; how to make friends. Probably prefer mix of audio and class.

+ Modern data recovery; including different file-systems (not just FAT32); including different media types (flash drives, SSDs, etc); probably video and print.

[mschuster91]

x86/x64 reverse engineering, preferably in class.

[dman]

Discrete math.