3D is everywhere at CES 2010, but before you get swept up in the hype, it's worth remembering a few issues. First, you'll need glasses. Second, content is scarce. And third, you'll need a new TV. So with those facts considered, we'll take a look at a few of the 3D-capable HDTVs announced at the show this year. For more info, check out our CES 2010 TVs wrap-up.