Finding these optimization opportunities can itself be a significant undertaking. It requires end-to-end understanding of the spec to identify which behaviors are observable and which can safely be elided. Even then, whether a given optimization is actually spec-compliant is often unclear. Implementers must make judgment calls about which semantics they can relax without breaking compatibility. This puts enormous pressure on runtime teams to become spec experts just to achieve acceptable performance.
"Anyone is also welcome to pop in for a chat.
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「你會覺得自己是世界上最自由的人。你身邊是一群緊密的人，每個人都真心關心彼此——你們會變成一個小家庭。大家互相照應。」
But more than 2,000 job applications later he is still hunting, trying to make ends meet with jobs in package delivery and landscaping.