Prepare For Catchphrase, "HTML5 it!"

Long and painful is the road of overcoming buzzwords and catch phrases in the interactive space. I've had to isolate the specific qualities that result in a "Web 2.0" solution. I've had to "make social" experiences from inanimate technologies. Yes, I can smell new jargon five months out. And thanks to Apple, Google, and Adobe, soon I'll be reading request-for-proposals that require me to take a new experience and "HTML5 it." 

So what is HTML5? I won't break it down beyond stating that...