

Linux loves dual boot, windows is the problem and always has been. But as long as you install windows first and Linux second, there’s no problem whatsoever, the installer detects your installation and automatically adds multiboot. Installing windows after Linux means that you will have to restore the bootloader.
Long term sustainability is going to be challenging. The Lemmy userbase is way smaller than reddit’s regardless, and for 3.50 EUR one-off it will be challenging to cover future development efforts.