IT’S HARD TO SUM UP the rich and varied Bay Area new music scene. It could be time to cite some of the many artists deserving wider attention like electronic musicians/voice shamans Alexandra Buschman and Danishta Rivero Castro (and their band, Las Soucias), or percussion wizard Karen Stackpole. I could highlight the behind-the-scenes organizing work of Rent Romus, a composer/improviser and saxophonist who somehow finds the time to run two series—the Luggage Store New Music Series (the longest running creative music series in the Bay), and the SIMM Series at the Musician’s Union Hall—his label