Pardon my ignorance, but would someone mind explaining, in a little more detail, when this software would be necessary, and perhaps other tools that do the same thing? Envoy seems like it does a lot, I'm just trying to wrap my head around it.
Yeah, I read a fair bit of their docs before I happened across it. I feel like they should make that comparison more prominent. Even knowing it was in there, I had a little trouble finding it again.