The problem with living in an echo chamber, aside from being boring, is that you start to assume everyone agrees with you ‒ because you've curated an existence where you hear only from people who do.

What plays out on social media and in the news exists in the entertainment industry, too. The average person can simply unfollow or block any displeasing voice that sneaks past the algorithm. But the ramifications of that same instinct, played out in the real world, can run into the tens, if not hundreds, of millions of dollars. Just ask "Supergirl."

The movie, which bombed even by the standards of a film expected to bomb, cost $170 million to make ‒ and roughly that much again to market. That's a steep bet for producers hoping to reach as broad an audience as possible.

'Supergirl' flexed super power in how to alienate an audience

It had to crush producers that star Milly Alcock was regularly quoted in the news media saying things that seemed designed to alienate half her potential audience.

"Milly Alcock is embracing queer interpretations of Supergirl," opens one Variety story published in the run-up to the film's release.

"I've had a few people ask me about........

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