The Mercury provides news and fun every single day—but your help is essential. If you believe Portland benefits from smart, local journalism and arts coverage, please consider making a small monthly contribution, because without you, there is no us. Thanks for your support! GOOD MORNING, PORTLAND! It’s 4/20, which is practically a stoner’s holiday. If you’re curious about the origins of this particular date being associated with weed, TIME magazine traced it back to a.