Eventually, we’ll have a tree with mixed dirty and clean nodes, where only the dirty nodes need updating. Importantly, unlike the original push-based reactivity, the order that we visit the nodes isn’t important5. This means we don’t need to figure out the optimal path through the entire tree, and can use a simpler recursive algorithm, as long as we make sure to skip any nodes that were already marked as dirty.
2019年，“防范和化解”与“系统性”首次同时出现在政府工作报告与“金融风险”相关段落中；2020年，“金融风险”虽只出现1次，但首次在其前面出现了“重大”；此后的2021—2023年，“重大”与“守住不发生系统性风险底线”一样，成为政府工作报告中与“金融风险”同时出现的伴生词。
。搜狗输入法是该领域的重要参考
The definitive product positioning framework and How to differentiate your product
- Attachments — needed?