[enjo]

On quibble: In Android the back button really seems to serve the purpose of "take me anywhere BUT here". I have no real cognitive sense (generally) of where I am in the stack. I simply hit the back button until I get back to something that looks familiar.

[sehugg]

It's not you :) The design for Activity and "task stacks" is very complicated: http://developer.android.com/guide/practices/ui_guidelines/a...