Yes, and like the OK hand thing it started as trolling and became both semi-serious and still very much trolling.

I think we've breached second-order simulacra at this point https://en.wikipedia.org/wiki/Second-order_simulacra

The thing about communication, whether in speech, written word, or symbols, is that there is no practical difference between pretending to be hateful and actually being hateful. Using a common gesture to communicate white supremacy as a form of trolling and doing it sincerely both have the same effect. In fact, I think the people "trolling" understand this to some degree (it would require some intense self-deception to not understand this), which blurs the line between "trolling" and sincerity on these kinds of topics into perhaps non-existence.

the vast majority of boogaloo boys are not white supremacists and show no support or sympathy to the idea of white supremacy,there was an organized group that formed under the idea of the boogaloo movement, our first rule was that you must disavow prejudices.

It seems to be more than that.

Here's a good overview:

https://www.wired.com/story/boogaloo-movement-protests/

Yes, it's just a series of memes between a lot of people who don't share any other specific political beliefs, except maybe 2A support.

Same could be said of Antifa, though instead of being 2a that unites, it's just hatred of fascism.