In the 36 hours since the surprise announcement that MSNBC fired Keith Olbermann, his abrupt exit from a network he helped transform has raised questions.

Why fire a guy with such undisputed value to the network, a figure who – love him or hate him – became one of the best-known figures of the cable news era?

Insiders say no single event got him axed, but for all his eloquence, on-air presence and broadcasting skill, Olbermann was just too difficult to work with.

According to the Washington Post, Olbermann often clashed with his employers, condemning – often publicly – directives with

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