Whataboutism's For Kids!
There seem to be a lot of insurmountable differences between certain factions and, of course, not all differences can be worked out. That’s depressing sometimes. However, a lot fewer differences can be worked out by encouraging as many as will accept and understand the idea that absolutism and Whataboutism aren’t the only ways to understand morality.
America has always sold itself like a potluck dinner—“Bring your culture! Bring your grandma’s recipes! Bring the funky spices we can pretend we invented!”