OK, the good news: Genetically it isn’t incest.
But what a sad weirdness.
Pray for the kid. Damn.
There that, je ne sais quoi, factor - “Eeeewwwwwwww!”
To quote a TV series line: There’s weird and then there’s Planet Weird.
Unfortunately, this is more than weird. Social and moral taboos exist for good reason, having always been supported by the majority. As same-sex marriage takes root, foisted and practiced by a minuscule minority, smashing taboos at warp speed is doing little more than hurl us down a long road of devolution.