The Stratolaunch aircraft made its maiden flight, reaching 15,000 ft (4,600 m) and 165 kn (305 km/h) in a 2 h 29 min flight. This flight was dedicated to Paul Allen, who inspired the project.

Several Seattle-area landmarks, including the Space Needle, Columbia Center and Lumen Field, as well as various Microsoft offices throughout the United States, were illuminated in blue as a tribute to Allen.

Paul Gardner Allen died of septic shock related to cancer at the age of 65 in Seattle, Washington. His death marked the end of a significant era in technology, business, and philanthropy.

Quincy Jones expressed respect for Allen's talent, saying he "sings and plays just like Hendrix". This shows Allen's contribution and involvement in music industry.

Americans for the Arts gave Allen the Eli and Edythe Broad Award for Philanthropy in the Arts. Award shows his contributions to arts.

Paul Allen announced the creation of Stratolaunch Systems, based at the Mojave Air and Space Port. This ambitious project aimed to develop a new orbital launch system, showcasing Allen's continued investment in aerospace technology.

Paul Allen purchased the Rose Garden (now Moda Center), the arena where the Portland Trail Blazers play. He stated that this was a major milestone and a positive step for the franchise.

Paul Allen confirmed that he was the sole investor behind Burt Rutan's SpaceShipOne suborbital commercial spacecraft. This marked a significant milestone in private spaceflight development and demonstrated Allen's interest in aerospace ventures.

Microsoft was restructured to become an incorporated business in its home state of Washington (with a further change of its name to "Microsoft Corporation, Inc."). As part of the restructuring, Gates became president of the company and chairman of the board, and Allen became executive vice president and vice chairman.

Paul Gardner Allen was born in Seattle, Washington, to Kenneth Sam Allen and Edna Faye (née Gardner) Allen. This marks the beginning of the life of a prominent figure in technology, business, and philanthropy.