This article was removed on 12 February 2020 after the Guardian was notified of a fundamental error in facts reported.



The original article said that Bill Gates, the co-founder of Microsoft, had commissioned a hydrogen-powered superyacht known as Aqua, designed by Dutch design firm Sinot. However, Sinot Yacht Architecture & Design issued a statement saying that Aqua is “not linked to Mr Gates (or his representatives) in any form or matter” and that Sinot has not sold the concept to, and has “no business relationship” with, Gates.