I *suspect* it may have been due to him still using Pain Killers for his recent back surgery. That would explain his wacky and sloooooooow responses.
Disclosure: I didn't watch the debate.
There was a good series on the National Geo Channel about Space Aliens causing all our past Plagues .
plus, I kinda knew how he'd do - as in -- really suck.
Obama's ready to campaign in Texas.