Everyone is talking about PreachersNSneakers. Well, not everyone, I’m sure, but enough that it has ended up in my inbox plenty of times over the past few days. PreachersNSneakers is an Instagram account that simply shares photos of preachers in their sneakers. No big deal, right? It wouldn’t be, except that these are not just any preachers in any sneakers—these are mega-church pastors in mega-expensive sneakers (or, occasionally, other designer garb). It’s just the kind of thing that’s sure to…