Know what really sells a Honeycomb-based tablet? No, not its 10.1-inch display, Tegra 2 processor, nor those 32GBs of storage space -- it's the background music, man. Someone in Lenovo's marketing department must have an iTunes library chock full o'department store-worthy Lite FM jams, because that schmaltzy muzak is all over its dozen-plus IdeaPad K1 how-to videos. We're kind of disappointed the company couldn't get Lisa Stansfield for a voice-over cameo, but hey -- who says we're living in a perfect unive