I've Joined the EeePC Army

Woot! had this as today's item:

Asus Eee PC 900 Netbook with 1.6GHz Atom Processor $169.99

• + $5 shipping

Condition:

New

Product:

1 Asus EEEPC900A-WFBB01 Netbook with 1.6GHz Atom Processor, 8.9” LCD, 1GB DDR2, 4GB SSD and Linux

Obviously I'm going to need to get an SD memory card for it. Any suggestions? And does Firefox work with GNU Linux, or will I need to wipe the thing and start over with a different OS? I'm new to these things, but I didn't think I could pass up this deal.