Not really, happens a fair amount, you just don't see the story or the folks are rescued a *bit* sooner.
http://www.navysite.de/ffg/news/ffg41-092502.htm
and one that was unmanned
HILO, Hawai'i — A 33-foot sailboat that was abandoned in Costa Rica seven months ago and apparently drifted nearly 5,000 miles before being discovered off Hawai'i earlier this month will cost about $30,000 to restore, according to its owners.
Walter and Cristina Teper are determined to rehabilitate the Chaton De Foi, which had been their home for six years