Dec 17th: An interactive map that shows you locations with Wikipedia pages as you scroll around? I'm extremely jealous that I never thought of this.
Dec 17th: I missed it when it happened last year, but AWS now offers a microsecond-level global clock service that you can use for NTP/PTP. Could probably build some interesting data applications with that.
This is the personal website of Cal Henderson, Slack co-founder & CTO.
I give occasional talks, write code and sometimes articles.
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