Not everything sold on Silk Road was illegal. Next to the listings for cocaine and heroin, Deep Web salesmen offered art, poetry, and the occasional ebook. So when British police arrested a man who sold legal smoke paraphernalia, observers wondered if there was more to the story. Now the man, 52-year-old Peter Ward, is preparing to fight a legal battle to take back everything the police confiscated—including 100 bitcoins worth about $95,000.