Mepụta ụdị okwu a dị mgbagwoju anya Antony'Ratt'Crowther bụ onye bụbu onye mmebe, onye mmemme na onye egwu nke egwuregwu Commodore 64.
N'ezie, ụdị okwu dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Antony 'Ratt' Crowther bụ onye bụbu onye mmebe, onye mmemme na onye egwu nke egwuregwu Commodore 64, n'oge 1980s, na-arụ ọrụ maka Alligata, Gremlin Graphics na mgbe e mesịrị ụlọ ọrụ Crowther, Wizard Development. "