The Electronic Entertainment Expo (Exposition) or E3 , first held in 1995, is one of the biggest conferences for video games. Every year in late May or early June, game developers and other professional people gather to show new video games, computer hardware, and features. It is only open to people who have been invited and people visiting must be over eighteen years old. In 2019, personal information of more than 6000 people were leaked. As a result, people were harassed.