I keep hoping for reviews, but haven't noticed a serious one outside of Amazon yet. Meanwhile, there are a few sites giving a lot of traffic. Both to be nice to them with in-kind links, and because the mentions mean you might like the articles, here they are:

I periodically see crazily glowing reviews on places like Twitter. I have to post some of these:

Sometimes we (especially Steven) write for other publications, or blog about stuff that's relevant. Those, or inclusion of that writing in other key lists will go here: