Which APIs specifically are you missing that aren't in the compat libraries? I agree that Google should be putting in more effort here and not leaving it up to

Which APIs specifically are you missing that aren't in the compat libraries? I agree that Google should be putting in more effort here and not leaving it up to a third party to come up with a backported action bar implementation but so far I've had pretty good luck with the compat libs. I also agree that there are some rough edges in the fragments API but it's nothing like the mess that view controller containment is on iOS.