This is the type of black swan event that all stablecoins have to prepare for.
The DAI model has evolved significantly, but there's a lot for Maker team and investors to learn here. I think the main thing is that it shows the weakness of a single-collateral model.
It would also be interesting to do some analysis on the collateralization ratios that were initially used for bitUSD and how quickly the market had to move to leave them under-collateralized.
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