2020 is over and done with, election integrity is certainly a major issue, but you can’t fix the issue if you can’t win elections.
The vast majority on FR might want to continue talking about 2020, but the public including many republicans have moved on, especially when they can’t afford electricity, gas or food, they aren’t thinking about 2020.
We can talk about 2022 now. The more this type of fraud happens the more they give away their hand and the less hesitant candidates are going to be to sound “conspiratorial” in bringing it up.