I'm not sure I agree that 2005 was the proverbial "Year or the Linux Desktop": I remember all the WiFi driver hell in the late 2000s, but let's say that was when Linux became a valid competitor because it's close enough. That's 10 years after Windows 95! That only furthers my point, but it does show that the phone progress seems to be slower by comparison. All of this is assuming we leave out Android of course.

In my personal experience I dual booted until around 2010