Too Long; Didn't Read
Bitcoin accounts for almost half of the total cryptocurrency market capitalization, while ETH accounts for about a quarter of the market. The first altcoin was LightCoin, an offshoot of the Bitcoin blockchain in 2011, which is less energy intensive and faster than Bitcoin. An ICO works on the same principle: a start-up company seeks capital to expand its business, but investors get a stake in the venture. The promise of huge passive income is a lucrative target for cybercriminals. There are certain "red flags" in the crypto space that are signs of a possible scam.