I've seen some companies try to push this, but Granger Community Church is the first place I've seen adopt them.
Check out Tim Steven's and Mark Beeson's blog posts on why they added them.
I never have cash on me. If it wasn't for online giving with automatic withdraw, I'm not sure I would give on a regular basis. I know that's bad coming from a Pastor, but it's true.
Do you think online giving and giving kiosks detract from the worship aspect of giving/offering/tithing?