Rollup upgradeability refers to the ability of a Layer 2 rollup protocol to modify its smart contracts or system logic after initial deployment. This feature permits developers to fix bugs, introduce new functionalities, or improve efficiency without disrupting existing operations. Controlled upgradeability is crucial for the long-term viability and security of these scaling solutions. It allows for necessary evolution and maintenance.
Context
The topic of rollup upgradeability is a frequent subject of discussion in the context of decentralized governance and security considerations for Layer 2s. News often highlights debates around the degree of decentralization in upgrade mechanisms and the potential for malicious upgrades. Balancing flexibility with immutability is a key challenge for rollup operators and their communities, impacting trust and adoption.
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