What does be in rearview mirror in this context mean?
For example,"But on the plus side, the picture (mean comic's character in life action version) wouldn't be in theaters for at least a couple more years. Any luck, this real Superhero (who wears costumes like character in comic) mishegas will be squarely in our rear view mirror"

What does in one's rearview mirror in this context? Someone says it means to look in the past,but I'm not sure.

Thank you

Question

What does be in rearview mirror in this context mean?
For example,"But on the plus side, the picture (mean comic's character in life action version) wouldn't be in theaters for at least a couple more years. Any luck, this real Superhero (who wears costumes like character in comic)  mishegas will be squarely in our rear view mirror"

What does in one's rearview mirror in this context? Someone says it means to look in the past,but I'm not sure.

Thank you

Answer

In this context, the writer basically expresses his satisfaction at the fact that the character may not come back, so him being in the rear view mirror means that he'll only be part of the past of the writer since they won't have to deal with him anymore in the future.

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