The saga of the Titan has come to a close. After disappearing over the weekend, the Titanic-bound submersible left Americans in a state of suspense for several days, forcing us to drop whatever we were doing and focus instead on the epic manhunt unfolding throughout large parts of the Atlantic. The hope was that the craft would be found intact and that its five passengers would still be alive. Instead, news came down late Thursday that debris from the tiny commercial vehicle had been discovered