Movie button in viewfinder mode...
... should definitely be programmable, like the Fn, preview and AE-L button.
And ISO should be in the list of those programmable functions. Imagine if you could change the ISO in manual mode with one hand, without having to leave the lens barrel with the left hand.
|Morning At Picture Lake by Buzz Lightyear|
from Dawns first rays
|AT-6 Harvard by jarud|
from Trainer aircraft
|Matterhorn by ewng|