As cryptocurrencies pop up like flies, has ASIC design -> production started streamlining more? It was my impression before BTC that ASICs weren't particularly

As cryptocurrencies pop up like flies, has ASIC design -> production started streamlining more? It was my impression before BTC that ASICs weren't particularly frequent, since FPGAs existed for a lot of applications, but mining has the pressing need for absolute performance and tuning and iteration that it would accelerate that space.