Sure. White supremacist hand signals show up among: LeBron, James Harden, and Steph Curry; not because any made three point shot is involved. More food for thought; so who's to say? There is at least one hand signal less ambiguous -
- here and here, of course, what hand sign did you think I had in mind? Oh, those two images, thumb out, thumb crossed; does that make a difference?
YouTube, bonus.