DICE's Daniel "zh1nt0" Matros tweets a clarification that while EA indeed sent out what appeared to be some invitations to the upcoming alpha test of Battlefield 4, this was due to an error, and no additional players are actually being accepted into the alpha at this time: "@zh1nt0 EA eabastian To clarify: We accidentally sent e-mails about an invitation out. This is not a second wave of Alpha invites. :(" Thanks DsoGaming.