It looks like the bottom has multiple layers.

That is awesome 👍

Now do Big Bird as a speedster😬

👍💯

Sesame Street characters need a line of comic books. Preferably by Dark Horse. Start with super Grover.

A few hundred miles of tubing that grows and shrinks hundreds of feet daily won’t be able to maintain a vacuum. It very much is a physics problem.

Only if in the future they somehow change the laws of physics.

I use this: https://www.printables.com/model/791177-cereal-box-style-dry-box-spool-holder-no-hole-cutt Works great, cheap and it’s my design.