Ethereum completes its Dencun upgrade, which lowers expenses on Layer 2 networks by storing data in “blobs”; a transaction that once cost $1 can now cost a cent (Olga Kharif/Bloomberg)

Olga Kharif / Bloomberg:
Ethereum completes its Dencun upgrade, which lowers expenses on Layer 2 networks by storing data in “blobs”; a transaction that once cost $1 can now cost a cent  —  - Software upgrade reduces costs for so-called Layer 2 chains  — Upgrade expected to spur on development of new apps and chains