Making instagram.com faster: Part 3 — cache first

In recent years instagram.com has seen a lot of changes — we’ve launched stories, filters, creation tools, notifications, and direct messaging as well as a myriad of other features and enhancements. However, as the product grew, a side effect was that our web performance began to slow. Over the last year we made a conscious effort to improve this. This ongoing effort has thus far resulted in almos

[mozy_ok]

めっちゃ参考になった。 インスタのパフォーマンス改善の話。stage state ってのを導入してキャッシュ