Torrenting has existed for a long time, yet people still buy software. There is a lot more to software distribution than traditional product sale.
You want to have frequent fixes, compatibility with modern tools, new features and a trustworthy distribution pipeline. These are all things people and corps are willing to pay for in FOSS software.
Any review that doesn't begin and end with "its a great phone, but it's 4x the price of last years budget model and only provides a modest improvement" is just an advertiment
On every other distro, once you want a program not in the package manager, it will likely be broken by the next update. On arch 99.995% of the time it will be in AUR and you can just make a simple PKGBUILD when its not, so your updates will automatically recompile all of your personal projects!
Torrenting has existed for a long time, yet people still buy software. There is a lot more to software distribution than traditional product sale.
You want to have frequent fixes, compatibility with modern tools, new features and a trustworthy distribution pipeline. These are all things people and corps are willing to pay for in FOSS software.