THIS. as for curiosity, why not, but we can say something similar about nordic runes or egyptian writings. But this is more of an ego challenge, when one should accept that what they grown up with is inferior (sorry to our english-native friends, but imperial system is really, really archaic & inferior).
And yes, we in europe regularly measure in metres+centimetres, we use decimetres quite regularly, and it feels natural having bigger part divided into 10 or 100, or 1000 subparts. On the other hand, feets are nightmare (30,5cm), and 6"2 - what the heck is that 2? is it 2/10 of the foot? or 2 inches which are TOTALLY different measure compared to feet without any easy translation? mess...
It may seem like an extra pain in the neck but I think it just has to do with a personal aesthetic scale, one that can grow on you quickly.
I like to divide and multiply by 2 and 3 and 4, it keeps the numbers around me simple and. And doing that with inches, you have 12, 24, 48. Other things scale-wise to people ends up being kind of nice.
Door widths at 30" Sheets of plywood and drywall at 4'x 8'. Heavy to handle but cover a lot of area. These template defaults just kind of become aesthetically pleasing to work with after I'd say a short time, one can appreciate the units of measurements and how we manufacture to suit them and ourselves best.