What's the most batshit insane conspiracy theory you've seen on Sup Forums?

What's the most batshit insane conspiracy theory you've seen on Sup Forums?

Which one has the most vehement defenders?

Climate change isn't real.

Sup Forums is a Christian board

The Roman Empire still rules the world.

Catastrophic Anthropological Climate Change is real and it's going to kill us all.

Rothschild rule the world

Sup Forums is satire

/thread

>Flat-earth
>Sup Forums is satire
>Genetics don't apply to humans(I heard that on Facebook, YouTube, Instagram and Twiiter though)

Climate change isn't real. How can you be so fucking stupid to believe it isn't real, god fucking dammit.

Also, EXCESIVE anti-semitism.