Ok, so it's announced in your state or country that PG, or liquid nicotine can no longer be sold to individuals unless they hold some sort of medical license, prescription. What do you do?
There would certainly be offshore sources that would step up to supply nic juice in the proverbial "plain brown wrapper", as has already happened years ago with generic medicines ...
In fact the infrastructure is probably there already with the pharmaceutical companies located in unregulated locations like the Seychelles and Vanuatu. If they can reverse engineer complex meds effectively year after year, they can certainly mix up a little
vaping juice ...
I'm reminded that the USA was started by people who were fed up with, among other things, the overregulation and excessive taxation of luxury items, including tea, which people consumed habitually ...