In this video I explain the limitations of smart contracts in terms of what data they can access, and then how Lagrange expands that access to a wider set of data including historical data.
https://www.lagrange.dev/
0:00 - intro
0:30 - world state
2:07 - contract storage and calls
3:15 - calldata
4:38 - state history
6:36 - blockchain
8:01 - Lagrange
9:05 - how it works
12:10 - EigenLayer
13:59 - pre-processing
15:12 - questions
17:38 - summary
18:06 - outro