I travel quite a lot and a number of the hotels that I stay at often have free wireless internet that works reliably in the lobby of the hotel but almost never at all in the room. Each room usually has a wired connection, but when travelling for pleasure, I don't often have a laptop with me, preferring to surf via my phone to keep up with e-mail, social networks and of course Neowin.
I have seen a couple of travel routers around such as this one from TrendNet:
Does anyone know if these are any good? Do they work reliably? Can they be configured without a PC? If there are any other suggests, please do let me know.