Ethereum generated $1.7 billion in transaction fees in the last 90 days. I find this fascinating for a few reasons.

Where will each of these protocols and services sit in the transaction fee value chain?

As they say,

Your margin is my opportunity.

(see Too Cheap to Meter).

Ethereum Total Revenue over the last 90 days. Source: Token Terminal
OpenSea protocol revenue and total revenue over the last 90 days. Source: Token Terminal
Average gas fee savings on the Optimism L2 Network. Source: Dune Analytics