Is Steve Jobs really sick?

Okay, so com­pare these two pho­tos. The first one is from Mac­world, in Jan­u­ary 2007. The sec­ond is from yes­ter­day, at WWDC. It would appear that Steve Jobs is wast­ing away. Tell me it doesn’t strike fear into you. I mean, aside from the per­son­al issues that Steve and his fam­i­ly must be expe­ri­enc­ing with his health…

Steve Jobs at Macworld 2007Steve Jobs at WWDC 2008

I have always known that I would live to see Apple with­out Steve Jobs at the helm (actu­al­ly, I did live through the Gil Ame­lio days, just bare­ly), but the thought of it actu­al­ly hap­pen­ing fright­ens the bejeezus out of me.

Any­one else find these pic­tures strik­ing and wor­ri­some? Any­one know any details?