Secret recordings, an alleged con, brinkmanship — the four-year legal battle over who controlled the five-star Fota Island resort in Co Cork was one of the more colourful business disputes of recent years. It settled last February, while at hearing, with Chinese businessman Yuzhu Kang, a 60-year-old from Hebei province, emerging victorious. He had alleged two Irish-based associates, one a “trusted confidante” whom he knew from China, had tried to dupe him out of his shares in the hotel and other investment holdings — cumulatively worth around €50 million — by secretly siphoning them off to a company in Hong…