Flatpak could become a universal app store for Linux systems
The Foss community is giving yet another try with an app store for all Linux OSes
Dual booting is a great way to get the best of both worlds of Windows and Linux. It's relatively straightforward and it's a great opportunity to learn more about computers and how software works.
Unlike Windows and macOS, there is a world of Linux distributions to experience. Ubuntu is a good and popular recommendation, but if you're curious what else there's out there, here is a quick guide.