I'm guessing the ARM development focus started around the time smartbooks[1] were the Next Big Thing. Smartbooks have a form factor closer to netbooks than smar

I'm guessing the ARM development focus started around the time smartbooks[1] were the Next Big Thing. Smartbooks have a form factor closer to netbooks than smartphones, so it would make sense for MS to try squeezing proper Windows onto them. Now that the iPad has stolen that market segment, MS has re-purposed the already-started ARM port for tablets. [1]: http://en.wikipedia.org/wiki/Smartbook http://en.wikipedia.org/wiki/Smartbook