Can a wallet show you the future? What transaction simulation actually protects against
Which is riskier: signing a fast swap in a flashy DEX user interface, or approving a router contract with a single unchecked click? The short answer is that both can be dangerous, but they fail for different reasons. Transaction simulation—what some wallets call “pre-confirmation”—is one of the clearest mechanism-level defenses available to experienced DeFi users. …
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