Most cryptocurrencies have a major problem with price volatility, but one sub-category of coins is designed to maintain a constant value: stablecoins. As cryptocurrency prices plummeted this week, with bitcoin losing around a third of its value in just eight days, stablecoins were supposed to be isolated from the chaos. But an unexpected collapse in the fourth-largest stablecoin TerraUSD, which broke from its 1:1 dollar peg, has brought the asset class under renewed attention. Here's what you need to know: Stablecoins are cryptocurrencies designed to be protected from the wild volatility that makes it difficult to ... (full story)