Jess Kimball Leslie in TechCrunch:

The great story of Silicon Valley: A company, once ahead of its time, ceases to innovate for almost a decade while continuing to make billions off its legacy business model — ad sales. Then that once-great company dies.

In the proud American tradition of AOL, Yahoo, and GeoCities, I present YouTube. Ever notice how its homepage looks almost the same as it did in 2008? No, really…