Elon Musk has long been considered cannabis-friendly for his many 420 jokes (the number is slang for marijuana) and for famously being videotaped during a podcast while smoking a mix of marijuana and tobacco, known as a spliff.
Now, just months after buying Twitter for $44 billion, he's taken his biggest step yet in support of the cannabis industry by opening his social media service more widely to cannabis ads—beyond that any rival platform. On Wednesday, Twitter updated its ad policies to allow licensed cannabis-related companies to run ads—with many restrictions—in states where the ads are legal.
