In the 1990s, Lim Kok Thay started a cruiseferry and gambling boat business in Hong Kong and turned it into one of Asia’s biggest cruise operators.It was a labour of love, as well as a way to diversify the casino business set up by his father, Lim Goh Tong, in Malaysia.Under the now 70-year-old Lim, Genting Hong Kong Ltd expanded its fleet of ships, bought other cruise lines and even added a string of German shipyards to build its vessels.Now, more than two years into the coronavirus pandemic,…