I'll be that guy: this seems nice, I'd love to use it, I'll take another look some time around 2018 when I can start to consider pitching dropping IE9 support.

I'll be that guy: this seems nice, I'd love to use it, I'll take another look some time around 2018 when I can start to consider pitching dropping IE9 support. IE10+ is simply ridiculously prohibitive for something like this.