It's called absurd not because it's not understood, or because there aren't technical counterarguments to be made.

It's called absurd because it does not deserve to be humoured the effort of writing out those arguments.

Here's some names in the field. 15/19 think the risk is significant

A list that is largely a pile of clowns and morons, many with direct financial interests in amplifying the "danger"/power of AI.

This is why the doomsday cult is not taken serious.