Step-by-step explanation:
commercial success; by 1982, it had grossed $3.8 billion,[5] with a net profit of $450 million, making it the best-selling video game and highest-grossing "entertainment product" at the time. Adjusted for inflation, the many versions of the game are estimated to have grossed over $13 billion in total revenue as of 2016,[5] making it the highest-grossing video game of all time.
Space Invaders is considered one of the most influential video games of all time. It helped expand the video game industry from a novelty to a global industry, and ushered in the golden age of arcade video games. It was the inspiration for numerous video games and game designers across different genres, and has been ported and re-released in various forms. The 1980 Atari VCS version quadrupled sales of the VCS, thereby becoming the first killer app for video game consoles. More broadly, the pixelated enemy alien has become a pop culture icon, often representing video games as a whole.
Designer Nishikado drew inspiration from games like 1976's ball-bouncing game Breakout and the 1975 shooter game Gun Fight, as well as science fiction narratives such as The War of the Worlds, Space Battleship Yamato, and Star Wars. To complete development of the game, he had to design custom hardware and development tools.