Back in 2009, AOL CEO Tim Armstrong was, like Yahoo CEO Marissa
Mayer is now, a hot shot ex-Google executive who had already
banked fame and fortune, ready to take on a riskier, higher-
profile job for the sake of legacy.  When he took the job,
Armstrong hired a lot of rising industry stars he'd met at
Google.  Three years later, a few of those people are still at
AOL. Many are gone. All have deep, firsthand experience of what
it's like trying to turn around a company that had — still has —
many of the same challenges Yahoo and Marissa Mayer face now.
So, naturally, these people are paying close attention to the
moves she is making.  Like most people in the industry, they all
pretty much agree that so far, Mayer is making all the right
moves.  Except for one.  Mayer has put a great deal of her
efforts so far into improving Yahoo's culture. She's given
employees free meals and free iPhones. She's keeping the lights
on later. She's throwing a fancier Christmas party.  Veterans of
Armstrong's attempted turnaroun