If possible: do that on company time. Let the boss pay for it.

Pay the Wallabag man some money to host it for you. It’s like $15 per year or something?

Care to elaborate on ‘the risks of flatpak’. If you are refering to the practice of people using unofficial flatpaks: Yes I think that poses a certain risk because you are adding an additional party to your threat model.

A lot of people do actually. Lots of open source projects mention a dedicated matrix room/space on their project page for example. Regarding discovery: Can we presume you have used the ‘Explore rooms’ functionality of your matrix client? (Element has this).

I saw the thumbnail and thought this was a map of The Netherlands