Following on from Steerpike’s excellent news grabs relating to Infinity Ward’s internal staffing squabbles and to continue the sorry saga, you may not be surprised to hear that Jason West and Vincent Zampella have wasted no time in establishing a new studio under the dreary yet appropriate name of Respawn Entertainment. To pile further media misery onto Activision/Blizzard, two more of Infinity Ward’s staff are heading for the exits today, bringing the grand total to …