...into one robot because they're obsolete? Soundwave - Cassette tapes - done being manufactured, obsolete, we're done with CDs and into the IPod generation. Younger generations will be asking, "What are Ravage and Rumble?" Reflector - it's digital photography now, not analog. Personally, I'd like to thing of Soundwave as a digital recording camera and his tapes as camera batteries. Both are rectangular.