Hi! I’m a purple bunny on the internet. Welcome to my profile. In short: I’m european, adult, disabled, neurospicy, trans feminine, and your ever aspiring good girl. :3
So this might be an odd pick and it might be a bit limited but… Firefox.
I just tried it, and yeah, if I add lines to a PDF, then I save it, and then I reopen it in Firefox, I can move or delete those lines again. Same with text that I’ve added.
So you made up your own fanfiction about this comment and decided to get mad at it. You’re blaming the wrong writer here.
Just what the internet needed, even more lies and fascists propagandists. yay…
For the docs part, Proton has an alternative built into Proton Drive that is directly aimed at Google Docs. I can also recommend Cryptee, which can work fully offline and is completely web-based.