Financial services company Galaxy analyzes some layer-2 solutions built on Bitcoin: economic sustainability limits according to the company.
According to a report by Galaxy Research, the majority of Bitcoin layer-2s could face long-term sustainability issues due to high operational costs. In particular, the analysis focuses on Bitcoin rollups, solutions designed to keep transactions both economical and fast.
...read more at atlas21.com
Yes. I did this piece earlier.
https://medium.com/@satsbridge/lightning-and-bitcoin-rollups-scaling-and-settlement-considerations-c45c721af99a