Sydney concert promoter Harpreet Singh Sahni confesses to $50 million cryptocurrency scamShareA cricket-loving Sydney socialite, an affluent man-about-town — that's how Harpreet Singh Sahni portrayed himself.His friends saw the 45-year-old rubbing shoulders with the likes of Tony Abbott, Julia Gillard, and Mike Baird, and they'd ask jokingly when he was running for preselection.After 12 years in Australia, Mr Sahni had accumulated an abundance of business ventures: a security company, a real estate portfolio, and a side-hustle promoting concerts for major Indian acts, like Punjabi star...…Sydney concert promoter Harpreet Singh Sahni confesses to $50 million cryptocurrency scamShareA cricket-loving Sydney socialite, an affluent man-about-town — that's how Harpreet Singh Sahni portrayed himself.His friends saw the 45-year-old rubbing shoulders with the likes of Tony Abbott, Julia Gillard, and Mike Baird, and they'd ask jokingly when he was running for preselection.After 12 years in Australia, Mr Sahni had accumulated an abundance of business ventures: a security company, a real estate portfolio, and a side-hustle promoting concerts for major Indian acts, like Punjabi star...WW…