If you did get a netbook get a bigger screen and a keyboard and mouse for your digs. That way your get the advantage of taking something small around without having to put up with the small screen when at home. Money for beer is important, as my computer was better than my unis were I had one of my flat mates rent it for writing up the dissertation. If you can type quickly there is good money in typing up other peoples, I was payed 100 quid for doing one and it only took and evening/night.