Improbable, a U.K. startup that helps devs build massive simulated worlds, to open first U.S. hub in San Francisco

Improbable, a U.K. startup that makes it easier for developers to build massive simulated worlds, has announced it’s opening its first base in the U.S., with a division opening in downtown San Francisco in February.

The new hub will serve as the cornerstone for a significant expansion program for the company and will be home to a swathe of engineers, executives, and operations staff.