# Indexing Ethereum Mainnet for Near-Zero Cost

- Speakers: [Dawid Szlachta](https://streameth.org/speakers/dawid-szlachta), [Thomas Jay Rush](https://streameth.org/speakers/thomas-jay-rush)
- Event: [Protocol Berg](https://streameth.org/ethberlin/protocol_berg), Berlin
- Channel: [ETHBerlin](https://streameth.org/ethberlin)
- Date: 2023-09-15
- Duration: 24:17
- Watch: https://streameth.org/watch/65b8f8c9a5b2d09b88ec0da4

## Description

A discussion about EVM client software, why it can't deliver accurate transactional histories (hint: it's missing an index), and what it would be like if it could.

## About the speakers

### Dawid Szlachta

Dawid Szlachta is TrueBlocks’ lead developer. Before joining TrueBlocks, Szlachta spent eight years sharpening his skills on various large-scale web applications. However, he is now more interested in developing local-first and privacy friendly software powered by Ethereum and IPFS. He holds a bachelor’s degree in Philology from the University of Warsaw and lives with his wife in Kraków, Poland.

### Thomas Jay Rush

Thomas Rush is the founder of TrueBlocks.io, a blockchain-focused consultancy and software company delivering fast, usable data from the blockchain. Rush is a two-time recipient of Ethereum Foundation grants, a Moloch DAO grant recipient, an active community member, and also the founder of the Philadelphia Ethereum Meetup group. In a former life, Rush taught undergraduate writing at the Community College of Philadelphia. Rush holds a Master of Fine Arts in Poetry from Rosemont College and a Master of Science in Computer Science from the University of Pennsylvania.