Former US President Barack Obama may have started to think about blockchain.

Twitter reported that former US President Barack Obama followed Carlo, co-founder of Bitcoin Classic. Carlo is considered the founder of Obama's first blockchain project. It could mean that former US President Barack Obama is starting to like blockchain. Bitcoin Classic was born on the Bitcoin chain when the Bitcoin block height was 630,000, and based on the ancient characteristics of Bitcoin, it continued to develop and accelerate the market, and devoted itself to world building. . electronic money. Yes.