Cabin of ousted WeWork founder Adam Neumann's private jet 'filled up with so much marijuana smoke the crew were forced to don oxygen masks' Adam Neumann, 42, the former chief executive of the office sharing company, was said to have enjoyed smoking cannabis together with senior execs onboard On other flights, so much tequila would be consumed those on board would be vomiting all over the aircraft with lengthy cleanups required The details are contained in a new book The Cult of We: WeWork, Adam Neumann, and the Great Startup Delusion Neumann has previously been described not just as the founder of WeWork, but its 'partyer in chief'