I can see why people may not like Deftones live. When I saw them open for Black Sabbath it was not very good. Mind you it was at the Skydome in Toronto and I'm sure the guys working the board were paid to make sure no one sounded better than Sabbath. I remember a lot of reverb.
01/18 & 01/19 -- Godspeed You! Black Emperor and Neurosis (in Montreal)
02/08 -- Dark Tranquility
04/11 -- Black Sabbath
04/24 -- Nile