You can also use something like Cryptomator to encrypt the files yourself and chuck them in any storage provider without having to worry how good their encryption is

Well professional developers are often employed by companies that want make use of open source code to sell their proprietary code. It seems more likely to me that those companies will instruct their developers not to work on any GPL code rather than some big ideological shift in the individual developers.

Also I wonder how it handles reposts, i.e. the same link multiple times in one community

Ah, I see it. Thanks!

What am I looking at here?

I think Summit can do it too