Why does Twitter use a hashbang instead of using the History API?
19th February 2012
My answer to Why does Twitter use a hashbang instead of using the History API? on Quora
I asked a friend who is an engineer there about this a while ago. When they shipped the first version of Twitter that used fully Ajax driven pages there was a critical bug with pushState in a widely deployed version of Safari, which made it impractical to commit to.
More recent articles
- Claude Opus 4.8: "a modest but tangible improvement" - 28th May 2026
- I think Anthropic and OpenAI have found product-market fit - 27th May 2026
- Notes on Pope Leo XIV's encyclical on AI - 25th May 2026