Original sentence: The prototype presentation at the January 1985 Las Vegas CES was successful for Atari, and the product revived the company.This work was completed in five months (July to December 1984)
Edited sentence: The prototype presentation at the January 1985 Las Vegas CES was a great coup for Atari, and the product revived the company.This work was completed in a remarkably short five months (July to December 1984)