He's speaking about creating extinction level problems.

The whole point is that our systems are imperfect. Up until now when system level problems arise, outliers have the space to slip between the cracks and correct then rebuild.

This is an attack on humanities anti-fragility.

Similar to building many enormous dams that hold back the collective conflicts which otherwise would have been resolved at the source through freedom of speech. Instead the conflicts are stored building pressure until eventually the all the dams break.