"It's like in that Jay-Z song Dirt off Your Shoulder," I told my boss. "'Allow me to reintroduce' Portland's art scene." The whole pitch would have gone better if I'd just stopped there, and not tried to explain Jay-Z's '90s era "Hov" nickname. Much like the motherfucking greatest, Portland's art scene never went away. Yet reintroduction is where many Portlanders find themselves, as they sink into familiar or refurbished theater seats, when they walk into...