you're a student, you can't afford a bus pass. and the buses will be stuck in traffic if you have a 9am. and it's just frowned upon to get buses if youre a student. yeah it's safe, if you remember your cycling proficiency and have a good bikelock and dont wave between pavement and road when it suits you. that pisses me off no end.
Uni hall- pretty shabby, but i've heard its a really fun hall to be in, so it depends what your priorities are.