Categories Articles Hunkered-down tech workers built a virtual Silicon Valley with dozens of offices like Salesforce and Uber and a ‘secret tunnel for Jack Dorsey’ as the region remains shut down Post author By crystalg Post date May 1, 2020 Business Insider Feedburner… Tags Built, Dorsey, Down, dozens, Hunkereddown, Jack, like, offices, region, remains, Salesforce, Secret, shut, Silicon, Tech, Tunnel., Uber, Valley, Virtual, Workers