I'll tell you what it's going to do; it's going to Slap Chop your little Magic Jack into the afterlife, where it will meet Billy Mays, dressed in OxyClean bleached ultra-white angel clothes, buffing his harp with a ShamWow, and re-affixing it to his head with some Mighty Putty.
Pay google a meager sum to add some javascript that displays an "upgrade to IE9" link instead of google search for people still running IE6.
Do the same thing on Bing.
Sure, you could get around it with a user-agent switcher - but if you're savvy enough to do that, chances are you're not running IE6...