ASUS EeeBook E402M, First Take

How little money do you need to spend to get a usable Windows computer? If you've got around £199 (inc. VAT), you can get the ASUS EeeBook E402M -- but how usable is it? Based around Intel's quad-core Celeron N3540 running at 2.16GHz-2.66GHz and supported by 2GB of RAM, the E402M is certainly up to…