Instapundit make this comment about the Mad Man finale, but given how the show went and how Don Draper was, it was about what you would expect. Rather than questioning how to end it, it is better to just recognize it was time to end it.
But the best scene was just before the finale:
I Love Lucy got twice as many viewers as Mad Man Finale
Rush Limbaugh: Mad Men women and Upper Eastside Culture Shock