Lack of money, I couldn’t afford to pay for a Windows license. After discovering how to install Linux more than 25 years ago, I became eager to learn it and never looked back.

Or. LibreaReader https://github.com/foobnix/LibreraReader

I use logseq and notesnook.

Do any other browsers exist?

I have an older spare laptop to play on. But, yes I am not going to jeopardize my personal laptop just to play.

Yes, good 'ol Slackware I had a Vector Linux period!!

Dell XPS 13 Plus Developer Edition comes with Ubuntu. I have the non-developer edition which I run OpenSUSE with no problem.

RssGuard

Stumbled upon Novell Suse Linux in the software section of Best Buy. That sent me down the rabbit hole. I actually got caught up in the world BSD specifically DesktopBSD. I was amazed by all the “free” software options.