If you can't say anything nice, my grandmother always cautioned me, you should consider being a journalist. (Naw, she didn't, really. She was a much nicer lady than I am.)
We do enjoy a good bit of snark--if only to set off the cheerleading of which we're sometimes accused. After touting all the great things technology can do for you, 'tis the season to dish dirt on paltry products. Along with sister site CNET Reviews, Popular Mechanics just published their picks for the least convincing tech products of 2007.