speaking of vents..... do most simply open them to the outside world?
I have thin, old cardboard framed small furnace filters in front of my intake vents to minimize anything from the basement entering the tent. They also double as light blockers. So my tent negative pressure might be above most...
Algebra couldn't explain enough patterns around him, so man conceived more and more languages
(sciences) to communicate it's newly claimed knowledge of its world around it.
But like it's history, its science evolves continuously, AS they observe, and understand.....
....there is simply No way...
you can get intermediate poles to span the sides...mine did it to originally
https://www.amazon.com/s?k=grow+tent+bars&crid=1RYI10HCRZ9JC&sprefix=grow+tent+bars%2Caps%2C70&ref=nb_sb_noss_1
even my autoflowers start to fold up a bit about an hour before the lights turn off, and are up, praying, just before the lights come back on.
They know.