by Greg PratoThe industrial metal outfit Crawl Unit is a one-man band, led by a person by the name of Joe Colley. Colley has been issuing his music since 1992, but Crawl Unit appears to be his main project, having issued a total of four releases: 1995s Aftermusic, 1996s Vs. Silence and Proprietary, and 2000s Stop Listening. In addition to his Crawl Unit duties, Colley runs the Povertech Industries record label, issuing albums by such artists as Michael Prime, Hafler Trio, Hands To, Crawling With Tarts, and Francisco Lopez.