Either side can always do with more people. Of course I am biased and will tell you go Germans... But again, biased here
(Our uniforms do look much sharper though! Heh)
Gear is in no way hard to find, check out my recruitment thread for some links and guidelines:
http://airsoftcanada.com/showthread.php?t=132361
If you would like some additional info on the Germans, feel free to shoot me a PM or post it up here.
In the end, perhaps get a little of both and decide day of?