Vitalik Buterin suggests Ethereum be utilized as a basic digital message board.

Ethereum’s co-founder urges developers to refrain from applying blockchain to every issue and instead regard it as a dependable, collective memory for the digital realm.

Vitalik Buterin (CoinDesk)

Key points:

• Ethereum co-founder Vitalik Buterin posits that the network’s primary function could be as a decentralized “public bulletin board” that stores and disseminates data for cryptographic applications such as secure voting and certificate management.
• Buterin mentions that upgrades like PeerDAS are enhancing Ethereum’s data capabilities, while ETH transactions and smart contracts help mitigate spam and facilitate secure coordination among decentralized applications.

Vitalik Buterin, co-founder of Ethereum, suggests that the cryptocurrency sector might be complicating the understanding of the practical applications of blockchains.

In a post on X following his participation in the Real World Crypto conference — an event dedicated to cryptography research — Buterin indicated that stepping back from conventional blockchain thinking allowed him to reconsider Ethereum’s essential role.

Rather than beginning with Ethereum and seeking applications for it, he recommended that developers first determine what types of tools are necessary to create secure, open, and censorship-resistant technologies.

From this viewpoint, Ethereum’s most critical role may be surprisingly straightforward: functioning as what cryptographers refer to as a “public bulletin board.”

Numerous secure digital systems require a venue where information can be publicly posted and authenticated. This may encompass secure voting platforms, lists of revoked digital certificates, or records utilized in cryptographic protocols. These systems do not necessarily demand intricate smart contracts or financial transactions, but rather a communal space where data can be reliably stored and retrieved.

Ethereum can fulfill this function because it offers a decentralized platform where anyone can publish data and anyone can access it.

Buterin noted that recent improvements to Ethereum are making this use case even more feasible. One such improvement, named PeerDAS, enhances the amount of data the network can store and share, with ambitions to further expand capacity in the future.

While these systems do not always necessitate payments, some form of economic cost is often required to deter spam in open networks. This is where Ethereum’s native token, ether (ETH), becomes relevant.

Payments can assist in safeguarding decentralized services from exploitation. Buterin illustrated this by explaining that if a messaging service permitted unlimited free account creation, malicious users could overwhelm the system with spam. By imposing minimal fees in ETH, such an attack could become costly while still permitting access for everyone.

Buterin also emphasized that Ethereum can enable new forms of payment systems. Innovations like zero-knowledge payment channels could permit individuals to make small payments for services while ensuring transaction privacy.

Smart contracts continue to be significant as well, especially for managing security deposits or facilitating automated agreements between users.

Overall, Buterin characterized Ethereum as a type of “global shared memory” — an infrastructure that enables various applications to store data, exchange value, and coordinate with one another.

“Ethereum holds considerable value, which can be understood from fundamental principles if one steps back and views it purely as a technical instrument: global shared memory,” he noted.

Read more: Vitalik Buterin advocates for ‘DVT-Lite’ to simplify Ethereum validator setup