May 9, 2022
TerraUSD stablecoin loses dollar peg
The algorithmic stablecoinA cryptocurrency pegged to fiat currency — intended to reduce volatility for payments and DeFi. TerraUSD (UST) broke its $1 peg on May 9, 2022 — collapsing the Terra/Luna ecosystem and erasing tens of billions in crypto market value within days.
What it was for
UST relied on arbitrage with sister token Luna to maintain its peg; a death spiral wiped out retail savings, venture funds, and the credibility of algorithmic stablecoins. Exchanges delisted Luna, regulators accelerated stablecoinA cryptocurrency pegged to fiat currency — intended to reduce volatility for payments and DeFi. legislation, and DeFiDecentralized finance — lending, trading, and derivatives on blockchains without traditional banks. developers refocused on collateralized and fiat-backed designs over reflexive tokenomics.
Why it's here
Terra/Luna was the defining crypto blow-up of 2022 before FTX.
Why it mattered
It ended the algorithmic-stablecoinA cryptocurrency pegged to fiat currency — intended to reduce volatility for payments and DeFi. experiment for mainstream finance and triggered regulatory urgency.
What it solved
Markets needed to price the risk that 'stable' tokens without full reserves could depeg catastrophically.
Media
- ImageTerra (blockchain)
GitR0n1n, Public domain, via Wikimedia Commons
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