Yes yes, they work great for dog hair on the hard wood flooring, but shaking them? That's obviously a no no.
I used one on my monitor yesterday, for the first and last time.
How useless was that?
It left more dust than it picked up, yet on the countertop of my desk, overall, it did a reasonable job.
Darn static.

"Those who preach the myths of audio are ignorant of truth."