Taking all of the commentary about Musk's personal behavior and political stunts off the table, there isn't really any reason for Musk to enter the drone market. It makes zero sense business-wise for him.
Musk doesn't enter mature markets; he...
You are right, it's not a great analogy. The questions about tolerances would be moot. To weigh drugs confiscated through police activity, calibrated scales are used. They will be accurate and precise, and a 4 g amount will be easily measured...
These days, this is less about emissions than the cost of car registrations. In California, you pay a 10% sales tax on car purchases and have to have an annual emissions test. In Montana, there is no sales tax on car purchases, and does not...