The little things make me happy.
We replace the cartridge in Benny's insulin pump about every three days. It's always a balance between using up as much insulin as possible and making sure it doesn't empty while Benny's at school or sleeping. I hate the waste, but I can't take a chance he'll tap out.
We usually make it under ten units just before a cartridge change, but I love seeing a big old zero on this screen. This from last night:
Novolog: Good to the last drop!
(the subject of this post stolen from inspired by sixuntilme)