sentences:  The era saw the rapid spread of video arcades across North America, Western Europe and Japan.The number of video-game arcades in North America, for example, more than doubled between 1980 and 1982, reaching a peak of 13,000 video game arcades across the region (compared to 4,000 today).Beginning with "Space Invaders", video arcade games also started to appear in supermarkets, restaurants, liquor stores, gas stations and many other retail establishments looking for extra income.