I 100% believe that because replacing Windows: (a) wouldn't happen for most customers (esp big spenders) (b) would throw away billions of dollars Integrating

I 100% believe that because replacing Windows: (a) wouldn't happen for most customers (esp big spenders) (b) would throw away billions of dollars Integrating Midori-derived technologies into Windows and using them in non-Windows applications is best move. They could still push it as a new thing they sell in parallel. Something cutting edge. They're just too afraid of losing Windows revenue.