I was looking at this graph of the Republican primary polls from the beginning of this year until now when a realization struck me:

https://projects.fivethirtyeight.com/polls/president-primary-r/2024/national/

Trump's numbers go up at almost precisely the same points in time that DeSantis' numbers go down, and by almost the same percentages. Has DeSantis' self-immolating campaign actually made Trump's popularity increase?