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第一次路由时，getEvaluatedBindingsForChannelAccount 遍历所有 Binding，过滤出属于当前 channel + accountId 的子集，缓存起来。后续同渠道同账号的消息直接取缓存，不再全量遍历。，详情可参考体育直播
The implication is that confusable detection systems should be aware of the rendering context. A warning that says “this string contains a confusable character” is less useful than one that says “this string contains a character that is pixel-identical to its Latin counterpart in the font your users will see.”，推荐阅读体育直播获取更多信息
If your favorite team plays in the America East, Atlantic Sun, Ivy League, or Southland conference, then ESPN+ is the only way to watch those teams without going to the games. For many other leagues that don’t have many games on traditional TV channels, ESPN+ is the primary way to watch games.