Good point, and now Kennedy's on the ballot in Michigan.
I wouldn't take that poll too seriously, you get outliers and that looks like one. One thing I do when checking out RCP's polling is drop the "highest" and "lowest" poll and recalculate the average, precisely to get rid of outliers. For Pennsylvania currently, if you eliminate the Biden +10 and Trump +4 you get an average of Trump +0.75.
Speaking of polling, here's something interesting:
Usually, what you get in the run-up to the general election is the Republican running ahead in the total number of states and the Democrat leading in the Electoral College, with the question being if the Republican can win enough of the swing states to make up the difference. I can't remember the last time I saw the Republican leading in both the number of states
and the Electoral College.
And here's the current RCP Presidential No Toss-Up map: