I think part of it is cargo-culting and/or esthetics, and the seduction is a bit more subtle, their betting markets formalizes their belief:
That if people believe something (they agree with, they aren't consistent with it), that thing is more likely.
Some might even have an actually "occult" interpretation and see it as a form of actual divination. Yud certainly appears to me to have that tendency.
I read this as:「These feeble minds cannot possibly measure my intelligence ! It's over 9000 !」
This «I am very smart» lad must've received a disappointing score, which I suspect explain a great deal of his rant, humblebrag and all.
That or it is indeed satire (although too much effort as gone into the author's blog, that if is satire it's more sad than funny).