There is some overhead to its use, both conceptually and with actual performance. I wrote a comment a while back describing some concerns with using it [0]. I also have some links relating to potential performance issues as part of my React/Redux links list [1].

[0]: https://www.reddit.com/r/javascript/comments/4rcqpx/dan_abra...

[1]: https://github.com/markerikson/react-redux-links/blob/master...