有投资人也认为，在陪伴赛道里，AI老年人不是一个特别性感的赛道，按照赛道潜力：“AI养老陪伴
- implementation_notes: string[]
，这一点在夫子中也有详细论述
作为观看者，每个人都在感叹AI技术的迭代速度实在惊人；而作为Seedance 2.0的使用者，他们是如何评价这款产品的，更值得我们关注。
For implementers, the locking model adds a fair amount of non-trivial internal bookkeeping. Every operation must check lock state, readers must be tracked, and the interplay between locks, cancellation, and error states creates a matrix of edge cases that must all be handled correctly.