Why is every episode the same?

Why do so many people save with single-digit USR interest rates?
After shell value falls below Rug value, there will always be people getting ideas
Shitty operation Curator and Oracle hardcoding expands losses once again
Another victim group for Venus
The only good news is the underlying assets are fine, users holding USR before the attack might recover part or all funds, but DeFi protocol bad debts look grim