The fact that he feels the need to downplay his financial success is telling.
The way that he attempts to downplay his financial success ironically adds some credence to his claim that he doesn't understand how to use Twitter. For Twitter, a platform that solely exists to engender virtue signaling for insecure regular people and bolster the public persona of celebrities, this attempt at virtue signaling (the old, "I don't care about money, I only care about science therefore I'm better than you" routine) is especially weaksauce.
You sold a home in Indiana Ralph? Show us your tax returns and your investment holdings. Demonstrate your fealty to the science by not accumulating wealth and donating anything in excess of what you need for a modest standard of living back to the university, the same way those of the church do.