One Two Three Four This is what I’m reminded of when all the students doing jumping jacks at my kids’ karate class. iy9Etpp5tpyB0.gif (GIF Image, 466 × 331 pixels). Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to email a link to a friend (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on LinkedIn (Opens in new window) Published by Christopher Null Christopher Null is a veteran technology journalist and the owner of Null Media, a custom blogging company. View all posts by Christopher Null