Yes it is. I would do the same thing if I were in that situation.

Me either

It looks like it’s sprouting. Some hasty internet research says that a sprouting tomato is safe to eat but might not taste its best.

Yes a userscript would be able to take care of that for you relatively easily.

It’s in settings or options I can’t remember exactly, but I did it the other day. The setting asks where to open links and you have the choice of edge or default browser.

In Linux there are different graphical user interfaces called desktop environments. The KDE environment has always been a more windows-like experience, while gnome has a more OSX feel to it. Mint Linux has its own called cinnamon which also has a distinct windows persuasion and has a large community for support. If you are looking for something to try Linux gaming, I would recommend Pop OS. It is heavily geared towards gaming, and it is based on Ubuntu so it has lots of software that you can get up and running in no time.