25th July, 12:33 am Jul 25th

sterographic videos are awesome - this one of the ferry building in SF is wonderful

This was posted on Saturday 25th July, 2009 at 12:33 am Pacific.

Read more posts from July 2009.

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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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