Why developers are warning against Paul Sztorc’s eCash fork

The eCash fork proposed by Paul Sztorc was presented as a battle over the principles of Bitcoin. But among developers and infrastructure builders, a different interpretation is required.

It’s not really a Bitcoin fork, they claim. This is an airdrop – and a potentially dangerous one.

“I am strongly against Paul’s fork, but not because it represents a ‘hostile hard fork of Bitcoin,’ as some claim,” Sergio Lerner, co-founder of Rootstock Labs, told CoinDesk in an email. “eCash is a new blockchain… It doesn’t take anything away directly from bitcoin holders.”

This distinction helps alleviate a lot of the initial negative reactions. Unlike previous splits that attempted to take on the Bitcoin name or compete for hash power, eCash is structurally closer to a new token airdropped to existing Bitcoin holders.

But for Lerner and others, this framework shifts the problem rather than solving it.

Airdrops are common in cryptocurrencies. In Bitcoin, they are rare – and often complicated.

Lerner claims that eCash distribution based on Bitcoin’s UTXO set — the collection of “unspent transaction results,” essentially the pieces of Bitcoin that make up users’ balances — exposes users to avoidable operational risk, particularly if they attempt to reclaim the tokens.

“Airdropping to UTXO owners does not help bitcoiners and exposes them to significant risks,” he said, emphasizing the need for users to withdraw funds from cold storage and interact with unknown software.

This risk is compounded by the lack of comprehensive replay protection between the two chains. Without a clean separation, transactions intended for Bitcoin could inadvertently affect funds on the eCash network, or vice versa.

Dan Held, a Bitcoin entrepreneur, put it more bluntly: “Repurposing Satoshi coins is shock value marketing, and repeat protection makes repurchasing quite dangerous. »

Replay protection could allow a valid, signed transaction from the hard fork to be maliciously broadcast and accepted on another chain. This causes identical, unwanted transactions on both networks, leading to accidental loss of funds. This happens when two chains share the same transaction format.

Distribution issues

Beyond security issues, the distribution itself is called into question.

Since ownership of Bitcoins often passes through exchanges, custodians, and institutional platforms, the entity controlling the private keys is not always the economic owner of the coins.

“Custodians controlling UTXO keys are often not the rightful economic owners,” Lerner said. “This puts users who hold bitcoin through custodians at a disadvantage.”

In practice, this means that some users might never receive eCash, while others might take new risks to access it. For systems built on Bitcoin – including sidechains, like Rootstock, and federated custody networks – the situation becomes even more complex, potentially requiring coordination or upgrades to securely split coins across chains.

Lerner also criticized the project’s funding model, which allocates a portion of the Satoshi-related coins on the new chain to early investors, calling it “morally wrong and unnecessary.”

Philosophical fault line

For others, the objection goes beyond mechanics.

Jay Polack, head of strategy at Bitcoin sidechain VerifiedX, sees the proposal as part of a broader category of attempts to reinterpret the fundamental properties of Bitcoin through derivative systems.

“It’s mind-boggling to think that anyone would think this is a really good idea,” Polack said, referring to the combination of bifurcation and repurposing dormant parts.

Polack argues that even indirect changes in how Bitcoin ownership is represented risk compromising the fundamental guarantee of the system.

“You can’t break the native ownership of Bitcoin. It’s totally contradictory to what Bitcoin is,” he said.

In this framework, eCash does not depend so much on whether Bitcoin itself changes – it does not – but rather on whether the ecosystem should tolerate structures that reinterpret its ledger.

Most Bitcoin forks fail to gain significant traction. eCash may follow the same path.

But the reaction to this already clarifies something else: Bitcoin’s resistance to change is not just a matter of code or consensus rules. This extends to how users are expected to behave, how risk is introduced, and what types of experiences are considered borderline acceptable.

Presented as an airdrop, eCash looks less like a challenge to Bitcoin – and more like a test of the true scope of its social limits.

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