I still think the more logical course is to change the existing republican party. Trump may not have taken that as seriously as he should have during the past four years, but historically it is near impossible for third parties to have an impact, beyond spoiler.
These are not normal times. The IS the time for a new party. Trump is a once in a 100 year phenomenon and opportunity.
We’ve been trying to ‘fix’ the existing GOP party for decades now.
Since Rush Limbaugh came on the scene, at least, and it became a thing.