I've saved hundreds if not THOUSANDS of dollars thanks to this dude's researching comparisons on verious tools, materials, etc.
It helps when the decision I was already going to make is reaffirmed by his results and even introduced me to new nane brands.
https://youtu.be/E80-yH9uKyQ?si=q51_RnFYcg8-9x7w
Like this one.
I've had two of these for years (one corded [Craftsman] the other cordless [DeWalt]) before the video was released was pleasantly surprised at the results.