It's not so much an excuse but a learned lesson: the decentralization trilemma is real. Don't forget that Ethereum is still a research project. "Denial" and "c

It's not so much an excuse but a learned lesson: the decentralization trilemma is real. Don't forget that Ethereum is still a research project. "Denial" and "covering-up" would only apply if the devs were still promising that the base-layer would scale by itself. But ask any serious developer and it is pretty understood that "(Complete) Decentralization, Security, Scalability... pick two" is how things will have to go.