These last few months, far from her London home, the enormously talented musician has been on the Caribbean island of St. Lucia, where Universal Records hopes she'll dry out, write, and record. Instead, she drinks. At resorts, paparazzi snap her crawling across bar floors, begging tourists for sips after bartenders refuse to serve her. The record company has spent nearly $1 million on Winehouse's idyll thus far, but she has neither written nor recorded anything of note. She has cancelled concert dates. For all its tragedy, this is a captivating glimpse into the drama of addiction -- captivating because it's larger-than-life, illuminating the question of incentive, i.e.: What would it take to quit?