After spending weeks writing an article warning of the dangers of interstate commerce or federal legalization for states that (1) tax marijuana by weight (Alaska, California, Colorado, Maine, and Nevada) or (2) collect pre-processing (Canada; Alaska, California, Colorado, Illinois, Maine, and Nevada) and publishing it in Tax Notes, I remembered that New Jersey did both.
I’ve made lots of mistakes before; and list some here: https://newrevenue.org/2015/01/28/3-errors-in-laws-to-tax/.