Home Bitcoin News What Is Bitcoin BIP-119 and Why Is It So Controversial?

What Is Bitcoin BIP-119 and Why Is It So Controversial?

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Jeremy Rubin, a Bitcoin Core developer, is lobbying for a Speedy Trial of his BIP-119 Miner Activated Delicate Fork. Rubin’s BIP-119 seeks to utilize a brand new operation code.

The brand new opcode permits for the implementation of covenants, which have a number of helpful functions and will assist scale Bitcoin.

Nevertheless, there are some among the many Bitcoin neighborhood who’re crucial of the proposal and fear that BIP-119 will hinder Bitcoin’s fungibility, considered one of Bitcoin’s core traits, whereas different issues relate to the pace at which it’s being pushed.

What Is Bitcoin BIP-119?

Bitcoin Enchancment Proposal 119 is an enchancment proposal to Bitcoin, championed by Jeremy Rubin, searching for to implement the OP_CHECKTEMPLATEVERIFY opcode. This new opcode permits for the mixing of covenants.

What Are Covenants?

Covenants are restrictions on how bitcoin could be spent past key possession. In bitcoin transactions, covenants refer primarily to restrictions on the place cash could be transferred after acquisition.

For instance, pockets A locations a covenant on bitcoins it holds, including a whitelist of associated addresses. Pockets A sends bitcoin to pockets B. Pockets B can solely ship these bitcoins to different wallets on the whitelist.

Why BIP-119?

BIP-119’s proposed OP_CHECKTEMPLATEVERIFY (CTV) permits for the implementation of covenants. Covenants are helpful for developing sensible contracts with a number of helpful use circumstances, equivalent to stopping your funds from being stolen in case of hacking and serving to scale the community.


Via using CTV, you possibly can create a pockets vault. These could be a great tool for growing safety for chilly storage options; they’re supplied with default transactional paths that transfer your funds out of your cold storage to a hot wallet. This manner, in case your pockets is hacked, stolen, or misplaced, they received’t have the ability to steal your funds.

CTV may also assist scale Bitcoin by the implementation of Congestion Managed Transactions. When community demand is excessive, making transactions turns into very costly. Utilizing CTV, massive fee processors can embody all their funds in a single transaction dedication for affirmation functions.

Why Is BIP-119 So Controversial?

The controversy surrounding BIP-119 revolves primarily round two key issues among the many Bitcoin neighborhood.

First is the unfavourable impact that the introduction of covenants may have on Bitcoin’s fungibility, one of many crypto’s major traits. Bitcoin’s fungibility rests on the truth that every bitcoin is an identical in performance and high quality.

The introduction of covenants that change the properties of particular bitcoin models would successfully create several types of bitcoins when it comes to how they are often spent or the place they are often despatched. Limiting how one can spend your bitcoins additionally limits Bitcoin’s utility, finally harming its trade worth.

Second, some inside the neighborhood really feel they’re being rushed to implement a proposal that might have severe repercussions on bitcoin’s exchangeability.

Speedy Trials have been used previously to activate upgrades; Bitcoin’s Taproot upgrade was activated by one. This time, nevertheless, some really feel that given the intense affect this improve may have on Bitcoin, the proposal needs to be additional reviewed and options examined.

Bitcoin’s Exchangeability Is at Stake

Though Rubin’s BIP-119 proposal guarantees to resolve a few of Bitcoin’s present safety and scaling issues, covenants may additionally place dangerous limits on the crypto’s utility. Unintentionally or not, this is able to undoubtedly hurt Bitcoin’s trade worth in the long term.

The proposed adjustments in BIP-119 may have such grand penalties for Bitcoin’s exchangeability that even those that don’t outright oppose its implementation are cautious about it.

Not less than to the purpose of desirous to extra fastidiously examine the results such an improve may have on the cryptocurrency.

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