https://extensions.libreoffice.org/en/extensions/show/texmaths-1

I like the Math program as it has LaTeX compatibility, but if we don’t start adopting this worldwide it might become a nagging problem for the next quarter century.

You may be able to dual boot if you ever felt like it, I’m not personally familiar with a lot of apple, but the arm chips are nice for their power consumption and a nice way to develop arm apps for pc

You might enjoy Asahi Linux

have you looked into Calyx? They have a pricing model that costs less because they are a 501c3 nonprofit

Why not just use Calibre?

Both of them also like to lease out their software and not actually let you own anything, expecting you to be happily complacent.

Have you heard of a DNS sinkhole?