If it has been a while since you've heard these exemplars of modern New Orleans music, now in their 32nd year, here's your chance. It's Astral Project on the road last fall at the Artists Quarter in St. Paul, Minnesota. The band is Tony Dagradi, tenor (and at the end soprano) saxophone; Steve Masakowski, guitar; James Singleton, bass; Johnny Vidacovich, drums. The name of the post-Katrina piece is Dike Finger." Think about it.