The Public internet is a bottleneck for blockchain — DoubleZero CEO

The blockchain sector has matured and now requires physical communication infrastructure, according to DoubleZero co-founder Austin Federa.

Public internet infrastructure is the critical speed and performance constraint on high-throughput blockchain networks, according to Austin Federa, co-founder and CEO of DoubleZero, a project developing high-speed fiber optic communication rails for blockchains.

"The downside of the public internet is it was never built for high-performance systems. It was always built for this sort of relationship of one big server talking to one little server," Federa told Cointelegraph in an interview at Consensus 2025. The executive explained:

The executive added that the constraint posed by public internet infrastructure is now the limiting factor in blockchain performance and not compute power or software development.

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