There was a wonderful project "choir.io" that did exactly this: https://news.ycombinator.com/item?id=6220740 https://news.ycombinator.com/item?id=6220740 I got

There was a wonderful project "choir.io" that did exactly this: https://news.ycombinator.com/item?id=6220740 https://news.ycombinator.com/item?id=6220740 I got early access and wired it into our software, which essentially processed streams of various events. And you could get a sense for when the pace picked up, or something unusual was happening more often than normal. Sadly the project was shut down at some point.