Split screen co-op is dying

Split screen co-op and local multiplayer are becoming something from the past. Games like the Halo series and Rock Band 3 sort of fill that void. What happened to cramming a bunch of gamers into a room with two TVs and doing a system link match in Halo? Where have the all night Goldeneye matches gone? Like the arcades of gamers' youth, local multiplayer and co-op bonding experience has been replaced with individual gamers and a network