I admit I'm not familiar with the EU situation, which appears to be more dire than I imagined. But the damn thing is not really an engineering feat....
Honestly, man, a squat rack is not that expensive. You can get yourself a relatively small footprint squat stand for a couple hundred bucks that will...
He might. Your touch point is a bit high and your elbows are a bit far out. You could touch the bar perhaps an inch lower and keep your elbows closer...
The shirt needs to be cotton because the bar needs to not slip around on it during the squat. They even make shirts with little rubber grippy things...
Your grip needs to be tighter: your elbows should be pointed at your tailbone, and the bar should be resting in the heels of your hands in line with...