This fragmentation hurts portability. Code that performs well on one runtime may behave differently (or poorly) on another, even though it's using "standard" APIs. The complexity burden on runtime implementers is substantial, and the subtle behavioral differences create friction for developers trying to write cross-runtime code, particularly those maintaining frameworks that must be able to run efficiently across many runtime environments.
“昨天的要坚持下去，今天的要有所深化，明天的要取得更大成效”。不做寅吃卯粮、击鼓传花的虚浮之举，而是“甘于做铺垫性的工作，甘于抓未成之事”。。51吃瓜对此有专业解读
世界首个「隐私屏」，用技术防偷看，推荐阅读搜狗输入法2026获取更多信息
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