Elon Musk is currently facing a $258 billion class-action federal lawsuit accusing him of engaging in a pyramid scheme for voicing his support for Dogecoin in several tweets.

The 17-year-old pooch, Kabosu, reached global recognition after social media users turned her face into a viral meme and cryptocurrency branding. Her owner says she's in a "very dangerous condition."

The country's top market watchdog has promised tougher scrutiny of virtual currencies, but we still don't know what will be unveiled.

Weeks after setting a record high, the price for Bitcoin has fallen dramatically along with other cryptocurrencies over factors ranging from inflation to, yes, Elon Musk.

Tesla's CEO explained on Twitter that the reversal on accepting Bitcoin was prompted by concerns about the "rapidly increasing use of fossil fuels" to mine the cryptocurrency.