In the 1970s, the home computer was introduced, time-sharing computers, the video game console, the first coin-op video games, and the golden age of arcade video games began with Space Invaders. As digital technology proliferated, and the switch from analog to digital record keeping became the new standard in business, a relatively new job description was popularized, the data entry clerk. Culled from the ranks of secretaries and typists from earlier decades, the data entry clerk's job was to convert analog data (customer records, invoices, etc.) into digital data.