Power restored for most after San Francisco outage

Power Outage Impact - PG&E experienced a massive power outage in San Francisco, affecting approximately 30% of its users, which translates to around 130,000 customers [1] - The power outage forced restaurants and businesses to close during a peak holiday shopping weekend [2] - The outage caused multiple Whimo self-driving cars to stall, leading to a temporary suspension of operations [2] Cause and Restoration Efforts - A fire at a PG&E substation is suspected to be a cause of the outages, but the full cause is still under investigation [2] - PG&E describes the damage from the fire as extensive, making repairs and restoration complex [3] - PG&E anticipates restoring power to all affected customers by midday [3]