As Ethereum's network is increasingly used for Tether transactions, the cost of running smart contracts has spiked, and Ether's network utilization has hit ~90%
Context & Ripple Effects
This is the second time in two years that surging demand has priced users out of Ethereum: after the 2018 bull run pushed transaction fees high enough to make entire categories of decentralized apps impractical (fees spiked alongside prices), Tether's migration onto the network is now consuming the remaining capacity, with utilization at roughly 90%.
The congestion matters because it foreshadows how Ethereum ultimately resolved the problem — not by expanding base-layer capacity, but by moving execution off it. The Dencun upgrade's blob storage later cut Layer 2 costs to cents per transaction, but by late 2024 that same reliance on Layer 2s was starving Ethereum of fee revenue, and by March 2025 daily ether burned hit an all-time low.
First-order effects
- Tether issuers and holders transacting on Ethereum pay sharply higher gas fees, and any developer running smart contracts faces spiked execution costs at near-full utilization.
Second-order effects
- Cost pressure pushes stablecoin flows and dapp activity toward cheaper rails — the same dynamic that later drove volume into Layer 2 networks and gave rivals like Solana an opening on low fees.
Third-order effects
- If demand keeps outrunning base-layer capacity, Ethereum's structure settles into a settlement-layer-plus-Layer-2 model — which fixes the user-cost problem but converts the network's own fee income into a structural casualty, as the 2024–2025 fee and burn declines show.
The trend: Recurring blockspace-demand spikes keep forcing Ethereum to relocate transaction execution — first tolerating L1 congestion, then institutionalizing Layer 2s — trading user affordability against its own fee revenue.