NextCloud is pretty meh. Worst cloud storage I have used so far. A hosted NextCloud with just a few users is also surprisingly expensive. Self hosting is only an option for people with too much time.

Linux actually has a couple usable DEs.

NetNewsWire started as a closed source app.

He was. Later on he fell out with them and actively fought them.

He started out as a hardcore Islamist and turned into a moderate Islamist.