@worldcoin is a "real human" network project created by OPENAI founder @sama. It started about five years ago and was officially released in 2023. It has accumulated nearly seven million verified users so far, and a16z led the financing of a total of 240 million US dollars. They recently announced several major updates. The first is the launch of their own L2 mainnet and the upgrade of verification equipment, which greatly solves the problem of popularity. Currently, the iris verification bases supported are Singapore, South Korea, Japan, Mexico, Chile, Germany, etc. The most concentrated verification user group is located in Argentina. With the upgrade of Orb equipment, they also expressed that they will add multiple different bases in the near future.