I bought it for the size: it fits in the keyboard drawer of my desk, which full-sized keyboards with the number pad do not; Touch is not as good as a bigger board, but it's perfectly adequate; It doesn't move around, and I'm used to the feel as my office computer is a Lenovo.
The keyboard does not have full functionality when received; you have to go to the Lenovo website for the updated driver. Unfortunately, the link given in the materials with the keyboard does not link directly to the driver, and the new driver for the keyboard is not listed on the Lenovo site, at...