Bosch doesn't make a laser level, just so you know. They own Dremel and a bunch of other brands but lasers under the Bosch name aren't a thing here in the US. Probably a knockoff or you're thinking of a different brand like Huepar or Klein. Not trying to be a jerk about it, just don't want you buying another one thinking it's Bosch and getting burned again. The bounce off the maple door part is wild though. Wood took the hit better than the tool did, which says something about the tool. Chalk line still works fine and never needs batteries, so maybe the old way wins this round.

Did he actually believe the stuff he was handing out, or was it more of a hobby thing for him? Curious how hard he pushed it once people started asking real questions at the Q and A.

Funny how often the fix is something totally normal that we just overthink. Cars, windows, shiny floors, even a hanging balloon can mess with a sensor, and we go straight to the wiring instead. Same thing happens with phones and wifi, people blame the router when it's a fish tank or a mirror in the way. Cats are a whole category of their own though, they love warm hoods and they don't care about your schedule. Makes you wonder how many 2am alarms across the country are just animals living their best life.