What If Everyone Tries to Withdraw at Once? (Bank Runs vs. DeFi, Explained Like a Story)

The Bank Run Story
Imagine a small town with one big bank.
Everyone keeps their savings there. The bank promises:
"Your money is always safe with us."
But what people don’t see is this:
- The bank only keeps a small portion of the money in its vault
- The rest is loaned out, invested, or used elsewhere
Now one day, a rumor spreads:
“The bank might collapse!”
Scared, people rush to the bank to withdraw everything.
But the bank doesn’t have enough liquid cash. It freezes accounts.
This is called a bank run. Even a healthy bank can collapse if too many people withdraw too fast.
Why Traditional Banks Break During Panics
Banks use a fractional reserve system. That means:
- If 100 people deposit $1,000 each (total = $100,000)
- The bank may only keep $10,000 in liquid cash
- The rest is used for loans and investments
This works fine — unless everyone wants their money back at the same time.
What About Crypto & DeFi?
Now let’s enter DeFi (Decentralized Finance).
You deposit into a smart contract — not a bank.
That smart contract shows:
- How much money it holds
- Who can withdraw
- Rules written in code
There’s no hidden lending or mystery reserves.
If 100 people deposit 100 ETH, the contract has exactly 100 ETH, unless they voluntarily lend or stake it.
If the funds are still in the vault, anyone can withdraw any time.
Can DeFi Collapse Too?
Yes — but for different reasons:
- If funds are lent out or staked, they might be locked or illiquid
- If a protocol is hacked or exploited
- If a lending platform becomes undercollateralized during crashes
- If smart contracts fail
But there’s no middleman saying “you can’t withdraw.”
The rules are transparent and public.
The Key Difference
Feature | Banks | DeFi Vaults |
---|---|---|
Who controls funds? | Bank managers | You (via smart contract) |
Transparency | Hidden from public | Fully on-chain |
Can freeze withdrawals? | Yes | Only if code allows it |
Risk of bank run | High (panic-based) | Only if funds truly gone |
Final Thoughts
In traditional finance, fear alone can crash the system.
In DeFi, code controls the withdrawals, not rumors.
But both systems have risks — just different kinds.
If everyone tries to withdraw at once, only DeFi shows the truth upfront.
For More Info related to Mitosis please follow official links below
Mitosis Website : https://mitosis.org/
Mitosis Expedition : https://expedition.mitosis.org/
Mitosis Docs : https://docs.mitosis.org/
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