Not exhaustive, indeed:
- supporting / voting for a black person (e.g., Herman Cain), if you’re white
- supporting Voter ID
- disagreeing with Obama on any issue
- describing Obama as “slim” or “skinny”
- noting that Obama plays basketball
ah here we go, about a dozen more here too:
oops a couple of duplicates there, dunno how I missed them as I was specifically looking for them