That, and more. Elon tends to get ahead of himself and promise things that aren't ready, don't come to fruition or just gush about things that most others don't have the same level of enthusiasm for.
It's a good and bad thing, and no one is doubting what he has done for Tesla. I'm merely pointing out (as most, I think, know) that you have to take many of his statements, timelines and levels of excitement with a grain of salt.
Sadly I agree, albeit it's understandable given the scale of Tesla.
Of course, he does live up to it on the SpaceX side...
"Land on a solid surface" turns into "here's a m*****f***ing floating robot spaceport" within a span of three months
July SpaceX Soft Lands Falcon 9 Rocket First Stage | SpaceX
October Elon Musk on Twitter: