You’ve got to balance these things. The Drug War has been an absolute disaster for personal liberty. Swat raids, civil forfeiture, disproportionately applied penalties, enrichment of violent drug peddling gangs, destabilization of Mexico, volcanoes, global warming... Drug warriors, let it go.
Precisely! What is happening in Washington State is to be expected in the period immediately following the decriminalization. Usage will return to pre-decriminalization levels, or perhaps even lower, within a few years.