Sure, but convincing yourself of the validity of your own theories is always easier than it should be. That's human nature. Among other things, rigor costs mon

Sure, but convincing yourself of the validity of your own theories is always easier than it should be. That's human nature. Among other things, rigor costs money and time. People's self-criticism tends to taper off as the deadline looms. This is a particularly important factor in Mythbusters -- my impression is that the Mythbusters folks are exactly as self-critical as their budget allows them to be.