[Dr. Sivana]

How are speech impaired or hearing impaired people supposed to talk through that barrier?

There's a metal plate with slits in it that allows sound to pass through.

[Vigilanteman]

See also post #11.

The slit will always be the wrong height for the vertically challenged. The point is that even if you give leftists everything they demand it is a matter of when, not if, that they will be back to demand more.