Be careful what you wish for. It's most likely that the only replacement for a two-party system the US will get...
Will be a one-party system.
Because there is no legal pathway[1] towards solving the conditions that create the two party system, but there are many illegal offramps that will get rid of one of those parties.
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[1] There are way too many obstacles, and the bar for consensus is too high to legally have these reforms. The bar is much lower for having them illegally - all you need is a single-party trifecta - lead by the kinds of people who'd start a coup rather than relinquish power.
That's true at the federal level, but it's possible to get past the two party system at the local or state level where there's allowance for voter initiatives.
Portland's new city council setup, with four districts and three representatives each based on ranked choice voting, is a step in that direction.
Will be a one-party system.
Because there is no legal pathway[1] towards solving the conditions that create the two party system, but there are many illegal offramps that will get rid of one of those parties.
---
[1] There are way too many obstacles, and the bar for consensus is too high to legally have these reforms. The bar is much lower for having them illegally - all you need is a single-party trifecta - lead by the kinds of people who'd start a coup rather than relinquish power.