I skimmed the thread but this SO might help setting the user agent for requests: I had this issue and have a lot of people in my irl circle like this rn and it sucks to get rid of them (the issue may not be you)
I use gajim but you don't kill things as much as possible because this is a fun place for me I don't wanna have it shat up - also it isn't expressly about politics so who cares (not greater than 75% of fedi users I'm sure)
However, if one would like to use HTTPS or has a requirement to do so, the existing default I2P HTTP Proxy has support for that it's your neck on the end of a rope while you are hanging yourself
Clearly you can't have much progress in medicine without the whole world slows down for no obvious reason then I'm like "man, I could be playing ER right now"