Dream Theater Twitter Q&A with John Petrucci, will you use Mesa Royal Atlantic or Mark V as well

Visit and Dream Theater are in the studio recording the follow up to their Grammy nominated album A Dramatic Turn Of Events. Members John Petrucci, John Myung, Jordan Rudess, Mike Mangini and James LaBrie sat down and answered some questions from their fans on Twitter. This question comes from @rafaprogmetal - JP will you use solely mesa royal atlantic or mark V as well? If so how are you setting em up? Be sure to follow Dream