TR Dojo: Bloopers for 2010 Watch Bill Detwiler, host of TR Dojo, flub his lines, growl at the camera, and even answer a support call while filming in this blooper reel from 2010. Once you’ve watched this TR Dojo video, you can find a link to the original TechRepublic article and print the tip from our <a href="">TR Dojo Blog</a>.