https://www.siliconvalley.com/2022/03/16/editorial-14-gas-prices-mystery-surcharge-oil/

Californians have been paying a heavy price since 2015 for state officials’ failure to solve the mystery of an unexplained gas surcharge that may be going into the pockets of oil companies.

The governor and legislators have offered little more than lip service even though the mystery surcharge in 2021 cost motorists about $4 billion, or about $400 for an average family of four.