The developer co-founded The Omni Group in 1991, one of the few companies to create apps for NeXT and eventually OS X. He won a record five Apple Design Awards while at Omni, winning three more at the second company he founded, Delicious Monster. All of Delicious Monster’s other staff were later hired by Apple.
Shipley spoke at WWDC in 2005 and 2007, and was listed as one of the most influential members of the Mac community by MacTech Magazine for two years running.
While Swift has been very well received by other developers, its rapidly-changing nature does pose some challenges. New versions are backwards-compatible, but developers have to make changes to code in order to fully support new versions of iOS.