Chuck Norris would say :
(silence )

I would say :

Not as bad as the current scenario. :-/ at least i would be able to pick call under 5 secs.

EDIT : and the thing about sliding.. you've used slide to unlock screen of n900 a lot fo times i guess...try using it once...the best part is..even if you move your finger up and down after you've pressed on the slider once..it still registers as a sliding!
Try it!