Yeah heard the same about BF2142 BUt take a LOOk at this: http://www.armedassault.com/
Reviews are that this games beats the hell of all others. I think it takes place in a 100 square mile map.
Sad thing, it only runs on windows.
Also, sad to see these forums dying. Im playing AA 2.5, if anyone remembers me and want to play together (like old times) look me up. firstname.lastname@example.org
AA user name: J47x