He said if he suspected anything he'd quit. I don't see him quitting though.
http://en.f1-live.com/f1/en/headline...08103127.shtml
"Then the engine limiter was coming in on the straights and I couldn't overtake. I'm not criticising the team but I think we have to be more careful with my stuff," Barrichello said after the race.
"The bad luck seems to be happening too much on my side," he added.