How bad can it be to be Nick Lowe? That shock of fluffy white hair notwithstanding, the guy seems like he doesn’t know what stress is. The onetime Brinsley Schwartz pub-rocker, seminal Stiff Records producer, and punk pioneer releases albums at a glacial pace. He enjoys critical respectability coupled with the kind of low-level semi-fame that comes from being known more for your songwriting and production work than for your singing. In addition to manning…