He would continue to donate to Columbia University if the optics weren't so obvious. He'll instead continue to donate to other bastions of hatred.
IOW a typical leftist except that the typical leftist is still funding Columbia.
Both of you assume he was aware of the anti-White, anti-Christian, and anti-American propaganda at Columbia. I spoke with him in 2000 and he dismissed all claims and evidence of this and anti-Israel propoganda at the time as right-wing lies or compared it to 1960s nonsense. He could not understand that the 1960s radicals had taken over every department outside of economics and some sciences. He reads the Boston Globe and NY Times.