Highest greetings from Detroit, where I’m spending my last week before crossing the ocean to appear at a Detroit Artists Workshop exhibition in London and then on to Amsterdam for as long as I can get away with it. April is always a great time for me to be in Michigan, and except for the day-long snowfall at the Hash Bash in Ann Arbor at the top of the month, which didn’t really seem to dampen too many spirits out on the Diag and on Monroe Street for the festivities, I’ve had a great time celebrating the sacred weed in various settings all month. Following the Monroe Street Fair there was…