Well that's the point, they're like someone who likes an obscure band: they don't want the "truth" to become popular or be resolved.

They want to perpetually be the freedom fighters, the truth-tellers, the superheroes of their own narrative. When reality reveals itself--it's not as epic as they hoped, and worse, they're not the main character. So they blow it off.

And as someone else noted, Qanon is a straight op--improvised and co-opted, but an op--to pull attention from other sick shit