Vitalik Buterin has transferred an additional 400 Ethereum, valued at $1.05 million, into the privacy-focused mixer Railgun, according to Spotonchain. This comes after Buterin deposited 1 ETH into Railgun yesterday. Over the last 10 months, he has steadily moved 662 Ethereum, worth a total of $1.91 million, into Railgun. Buterin has previously endorsed Railgun for its robust privacy measures, which prevent bad actors from compromising user security while maintaining privacy.