New gig for Fox boss suggests broadcast TV might be a bit dead

Being the boss of a TV network used to be the best job in town.

Can you imagine a situation even 5 years ago where the head of a US broadcast network would quit in favour of joining a video tech company?

CEO of Fox Entertainment Charlie Collier is leaving the broadcast network in favor of a job at Roku. He starts in October.

It speaks to the power shift that has happened in television, but it's not as if Roku is the b…