Daniel Kretinsky’s long-term ambitions at West Ham are something of a mystery, but the Czech billionaire has just secured a significant financial windfall elsewhere in football. When Kretinsky first bought 27 per cent of West Ham for around £180m in November 2021, he included a clause that stipulated that he could take full control of the club for a set price. However, the 49-year-old has shown no signs of activating that option, nor has he appeared to show any interest in acquiring the shares of Vanessa Gold, a chunk of which are currently for sale. Kretinsky is admittedly preoccupied with hi…