If there is I hope it's not like the voice chat feature in the Multiplayer Medal of Honor that dice did... you can hear players but you can't tell who's talking.
if there is full chat with the team, I hope it's easy to mute those annoying players that think they are playing rockband and singing. Its bad enough playing with people who shoot their weapon off for their own fun and reveling were your team is to the
if they are going for realism then Chat to players near would be cool.
in the future there will be more multiplayer video games where when you talk your character's mouth moves , and not just some icon flashing with a speaker.
It'd be nice to VOX chat with squadmates and maybe a PTT chat for teammates with a system that lets you know when a non-squadmate teammate is chatting. Proxy chat isn't a bad idea for non-squadmate teammates and opposition.
Something needs to be done to chat amongst the team though outside the squad.
I hope the chat stays in Squads especially with more younger COD kids coming over. I don't think my ears could handle listening to their high pitched voices for such a lot time. The only benefit would be the ability to tell them to get off the hill and help