I have to agree with you. The R's are obvious in their ambitions. This may lead to the D's taking a pre-emptive strike to prevent the R takeover, which would just mean a D-takeover.
There's a lot more political drama to unfold yet. We may not know the near future of the USA. But unfortunately that future of the USA is already written. There are too many social and political forces that cannot be reversed.
Isaac Asimov predicted the decline in the 1950s.
https://medium.com/tiered-democratic-governance/asimov-foundation-democracy-26ea4578e49d