Bill Gates, the co-founder of Microsoft and a renowned philanthropist, has been slipping down the ranks of the world’s billionaires. Despite boasting a net worth of nearly $128 billion, Gates is at No. 9 on the Forbes Billionaire Index, a significant drop from his previous position at No. 7 a month ago. This marks his lowest ranking since 1990 when he ranked 16th. Gates has been recognized not only for his immense wealth but also for his environmental advocacy, which makes his ownership of superyachts somewhat controversial. In 2021, he paid about $25 million for his first superyacht — the Wayfinder, a 224-foot catamaran built by Astilleros Armon. The yacht is designed as a shadow vessel, typically accompanying a larger mothership, which until recently, was not disclosed to the public. The mothership, referred to as Project 821, is under construction at Feadship. It will be one of the largest and most luxurious yachts the shipyard has built. Slated for delivery in 2024, Project 82...