This Ian guy's shoe-tying tip you've linked is one of the most universally useful life-improving pieces of knowledge I have, which I try to evangelize to anyone I know who will listen. The only facts whose impact comes close are mostly household tips:
- cheap liquid dishwasher detergent including in the prewash cup instead of costly pods that deprive the prewash cycle of soap
- Put bleach in the washer's bleach dispenser and use hot water for any light sheets, no, it doesn't hurt prints or fade light colors
- cook anything you can fit in the air fryer to decrease total time ~70% vs an oven
- cheap liquid dishwasher detergent including in the prewash cup instead of costly pods that deprive the prewash cycle of soap
- Put bleach in the washer's bleach dispenser and use hot water for any light sheets, no, it doesn't hurt prints or fade light colors
- cook anything you can fit in the air fryer to decrease total time ~70% vs an oven