The chart below shows a comparison between the number of times this symptom was experienced by pregnant vs non-pregnant women. **NOTE: Data for 15-21 dpo tends to be lower than expected as many women stop tracking symptoms after a positive pregnancy test.
If I hadn't done it, someone would've done something equally exciting if not better in the next six months. It was in 1962 when a young computer programmer from MIT, Steve Russell (fueled with inspiration from the writings of E. E. Doc Smith*), created the first computer video game.
William Higinbotham created the first video game ever in 1958. His game, called Tennis for Two, was created and played on a Brookhaven National Laboratory oscilloscope. In 1962, Steve Russell invented SpaceWar!.