as a windows user as my daily non-development driver unless that percentage hits 98%+ AND can maintain that I don't think many people are going to convert
I was with you 3 years ago, but Microsoft pushed a major update that caused random BSODs on my motherboards chipset. I switched over to Linux full time and haven't looked back, though to my knowledge the BSOD issue is still prevalent in Lenovo's Haswell prebuilts.