GameSpot recently did a Q&A with Battlefield: Bad Company Senior Producer, Karl-Magnus Troedsson. The interview even brings up the idea of in-game advertising, which KM states that the infrastructure is there but is only being used for community messages. In-game advertising is not planned at this point.

GS AU: In a previous interview, DICE producer Jamie Keen mentioned that all of the five unlockables would just be a free download. Do you have an intended time frame for that?

KMT: We don’t have a date for that. Some of the weapons will continue to be part of the promotion programs, because some of the promotions can continue to run--like signing up for the newsletter, for instance. The ones that cannot keep going, like the preorder promotions, they will most likely be given away for free, but we don’t have a date for that. Read the Rest...