I've not seen any updates held back by my carrier (unless, I guess, they don't send them out to anyone until all of the phone companies agree on them). As far

I've not seen any updates held back by my carrier (unless, I guess, they don't send them out to anyone until all of the phone companies agree on them). As far as I've seen, I get my ~monthly security patches over the air from Google when the rolling updates hit my phone or I get impatient for an important one and just download it from Google myself.