When the pandemic lockdowns began, people started buying a lot of things. For some folks, it was sourdough bread starters. For others (mostly sadists), it was exercise bikes. And for people in Oregon, it was–to put it bluntly–a metric shit-ton of weed. Oregonians broke their own record, buying more than a billion dollars’ worth of recreational cannabis in 2020, with Multnomah County stoners leading the way, according to data from the Oregon Liquor Control Commission.…