MS is hardly a swing state and the RINO behaved just like you’d expect.
The conservative actually got a lot of money to run against the rino.
Read up on what happened in MS to see why it’s advisable to vote for the dim in the general if the GOPe pulls shenanigans in the primary like they did in MS.
No, it wouldn’t have worked in the Ms Senate election (or probably any Senate contest).
It would work in any House contest in a swing or near-swing District -= which is where all the House RINOs are.