Deep Dive
1. Olympia Upgrade (Target Late 2026)
Overview: This is a major proposed upgrade designed to solve Ethereum Classic's long-term funding problem. It would redirect a portion of every transaction fee to a community-controlled treasury, making development sustainable without relying on external grants.
The upgrade is defined by four Ethereum Classic Improvement Proposals (ECIPs). It aims to activate a version of EIP-1559, which would burn 80% of the base transaction fee, creating deflationary pressure on ETC's supply. The remaining 20% would be sent to an immutable on-chain DAO treasury, governed by ETC holders. This creates a transparent, decentralized funding model for core development, marketing, and grants.
What this means: This is bullish for ETC because it could lead to a more secure and well-funded network. If implemented, it would mean more resources for developers to build on ETC, potentially increasing its utility and value over time. The fee burn mechanism could also make ETC scarcer.
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2. Thanos Upgrade (Late 2025)
Overview: This implemented upgrade focused on improving the network's security and decentralization by adjusting its mining algorithm. It made the network more resilient and efficient for miners.
The change modified the epoch duration for the DAG (Directed Acyclic Graph) file, which is a key component for GPU mining. This adjustment reduced the memory requirements for mining, allowing a broader set of miners to participate profitably and helping to decentralize the network's hash rate away from large mining pools.
What this means: This is neutral to bullish for ETC as it strengthens the network's foundational security. A more decentralized and efficient mining base makes the blockchain more resistant to attacks, which is crucial for maintaining trust in its "code is law" principle.
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3. Mystique Upgrade (12 February 2022)
Overview: This historical upgrade was part of Ethereum Classic's consistent strategy to maintain compatibility with the broader Ethereum Virtual Machine (EVM) ecosystem. It brought ETC in line with Ethereum's London hard fork.
The upgrade implemented EIP-1559's fee market change (though without the burn mechanism adopted for Olympia) and introduced the concept of a base fee. This helped make transaction costs more predictable for users. It was enacted to ensure smart contracts and developer tools built for Ethereum would remain functional on ETC.
What this means: This was neutral for ETC, as its primary goal was maintaining stability and compatibility rather than introducing new features. It ensured the network remained a viable, low-friction alternative for developers familiar with the Ethereum toolchain.
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Conclusion
Ethereum Classic's codebase evolution is strategically conservative, prioritizing security and EVM compatibility over rapid innovation, with the upcoming Olympia upgrade representing a pivotal shift towards sustainable, on-chain governance and funding. Will the community's approval of Olympia successfully transition ETC to a self-sufficient future?