[BillTthree]

LOL. Worms come up to eat food, go down and poop. Poop forces remaining food and wormpoop (compost) up to the top.

They aren't pushing the teabags to the top, they're digging to defecate.

[quesera]

Worm activity pushes the teabags to the top of the compost bin.

You said it yourself.