Jonathan Coulton, Paul and Storm and friends perform at the Swedish American Hall in San Francisco during SF Sketchfest on Jan. 14, 2018. Courtesy Photo. SAN FRANCISCO — Before the “last song” of Jonathan Coulton’s set, he was frank with us: “If I had even an ounce of stagecraft,” he…

Jonathan Coulton, courtesy. These days, Jonathan Coulton is a busy man. When we spoke to the New York-based singer-songwriter, he was on a cruise ship docked in Cabo San Lucas on what is ostensibly a business trip to prepare for the JoCo Cruise, then soon he’ll be in San Francisco…