I realise that I do a lot of Twitter and other API development, and so it's easy for me to say, but I don't think it's too crazy to suggest you should be looking in their general direction for answers first.
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Really, why not look at Twitter's status page rather than asking on HN? In your - the submitter's - profile, it says you're a software engineer, so there's really no excuse.
Start by checking Twitter's API health page: https://dev.twitter.com/status
Which links to, e.g., what looks like big problems with the home timline:
https://status.io.watchmouse.com/7617/125017//statuses/home_...
I realise that I do a lot of Twitter and other API development, and so it's easy for me to say, but I don't think it's too crazy to suggest you should be looking in their general direction for answers first. reply
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Really, why not look at Twitter's status page rather than asking on HN? In your - the submitter's - profile, it says you're a software engineer, so there's really no excuse.