It became partisan in 2006, when only 4 Democrats voted for Alito. In 2009, 9 Republicans voted for Sotomayor. Gorsuch got 3 Dems, Kav 1, Barrett 0. Back in Clinton’s day, his judges were getting 40-ish Dems.
Buttigieg: Nowhere in the Constitution does it say that there have to be nine Supreme Court justices. That one doesn't even take a constitutional amendment. It just takes a readiness to set up a court that fits this country.
We could have 13 seats matching the district structure of the federal judiciary, but also a process that makes it less partisan. We cannot have partisan warfare every time there's an opening on the court