Fitts' Law didn't stop making the corners of a screen the most reliably reached parts just because some UI designer at Microsoft likes central alignment. I expe

Fitts' Law didn't stop making the corners of a screen the most reliably reached parts just because some UI designer at Microsoft likes central alignment. I expect that central placement for the Start button to be objectively less efficient for users who frequently use that button, even if it's just a small but frequent irritation.