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Coinmonks

Data Availability on Ethereum 2.0 Light Node (En)

Thanks to Chih-Cheng Liang for providing materials and ideas.

Overview

In current blockchain design, most of them have shard chains design which can increase transaction speed. However, higher transaction speed means larger data size, and the larger data size means fewer people can run the full nodes (because the hardware and maintenance costs are higher). For example, Ethereum 2.0 is designed with 1024 chains in the beginning (now is 64 shard chains). It’s impossible to download all shards, and it also loses the…

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