>It takes two seconds to decide upon which special-function key to press. Deciding among abstract symbols is a high-level cognitive function. Not only is this decision not boring, the user actually experiences amnesia! Real amnesia! The time-slice spent making the decision simply ceases to exist.

I wonder if mussel memory ever catches up to make the time benefit break the other way. I want something closed, hitting f3 is the same as typing any other letter. I had to look down to see what F-button it actually is.