Monitoring your live site is a pretty good idea - that's generally agreed. Same goes for visual regression testing. Doing it, however, is hard. Enough so that very few companies actually do visual regression testing/monitoring, so don't feel bad if you haven't either until now. But after reading this post you should seriously consider doing it. Or at least give it a try.

For example, here's an overview of how we could monitor Twitter, if someone would actually ask us to (as always you can jump right into the repository):

Visual regression on a Twitter page. So much functionality has been asserted in this simple screenshot

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