As a millennial myself, I don't think either approach is necessarily wrong. They’re just products of different media ecosystems.
Let’s start with pushing. Consider a tree of nodes. If we update one of the input nodes, our goal now is to find out which child (and output) nodes need to be updated. We’re not actually going to do the updating, we’re just going to find out which ones need updating.
========================================，更多细节参见新收录的资料
https://feedx.site，详情可参考新收录的资料
以下内容来自姚哲口述，经品牌棱镜编辑：
for n in sorted {，推荐阅读新收录的资料获取更多信息