Ah the Mazda RX-7. Too strange to live, too rare to die. Adam owned an RX-7 when he was way too young to appreciate it, too dumb to fix it, and too poor to keep it for long. Ignoring that he bought one, are they any good at all? Is there a single model in the three generations that won't leave you stranded on the side of the road? All that and more on today's Best in Class.