> SV has more because it attracted them from around the world. There's also a filter here: To immigrate to the US as a dev you need to be able to secure a job

> SV has more because it attracted them from around the world. There's also a filter here: To immigrate to the US as a dev you need to be able to secure a job as a dev, and the employer must be willing to sponsor you. That puts the bar way higher.