2 new books from Pski’s Porch this week, a book of poetry and a novel, both by Marc Pietrzykowski, (who calls himself Potassium Cockburn when he writes Science Fiction): sanctum. By Marc Pietrzykowski. $10 US. 89 pgs. ISBN-13: 978-1-948920-05-6 ISBN-10: 1948920050 What the world needs now is more poetry, and more people finding poems under