Ethereum co-founder Vitalik Buterin has reiterated his stance on layer-2 decentralization, stating that he only plans to acknowledge scaling solutions at “stage 1” of his decentralization scale. In a Sept. 12 X post, Buterin said that he takes this “seriously” and that, starting next year, he only plans to publicly mention layer-2 networks that are “stage 1+”. He added that there “may be a short grace period for new genuinely interesting projects.” “It doesn’t matter if I invested, or if you’re my friend; stage 1 or bust.” Buterin said many zero-knowledge rollup teams have told him “they’re on…