Bill Gates, the Microsoft co-founder and technological whiz turned philanthropist, may not be a fan of bitcoin and digital-assets.

Asked during an interview published on Thursday with The Wall Street Journal what technological advancement the world could do without, Gates had this to say:

“The way cryptocurrency works today allows for certain criminal activities. It’d be good to get rid of that,” he quickly added: “I probably should have said bio weapons. That’s a really bad thing.”

The comments from Gates implies that the billionaire technologists is no bitcoin BTCUSD, -0.88% BTC.1, -1.06% enthusiast but his remarks may simply suggest that he feels that cryptocurrencies are prone to abuse by swindlers and in money-laundering schemes—a common criticism of the decentralized digital asset that was created in 2009.

During a CNBC interview that aired on Thursday, Gates adopted a more moderate stance, describing his views on bitcoin as “neutral.”

“I don’t own bitcoin, I’m not short bitcoin, so I’ve taken a neutral view,” he said in