Original sentence: A talented programmer with an entrepreneurial spirit, Carmack co-founded id Software, a video game development company in 1991.Carmack is noted for his aptness with 3D graphics and is recognized as a leading figure in the field.John Carmack (born January 1, 1965) is a widely recognized figure is the computer gaming world.Some of the recipients of Carmack's charitable contributions include promoters of open source software, opposers of software patents, Aerospace research, and game enthusiasts.Though Carmack is best known for his innovations in 3D graphics, he is also a rocketry enthusiast and the founder of Armadillo Aerospace
Edited sentence: A talented programmer with an entrepreneurial spirit, Carmack co-founded id Software, a high-profile video game development company in 1991.John Carmack is legendary for his brilliance in 3D graphics within the computer gaming world.Some of the benefactors of Carmack's charitable contributions include promoters of open source software, opposition to software patents, Aerospace research, and game enthusiasts.Though John Carmack is best known for his innovations in 3D graphics, he is also a rocketry enthusiast and the founder of Armadillo Aerospace