w.r.t. mixins vs HOCs Mixins don't compose safely and were always kind of a hack. HOCs are also kind of a hack, but at least they behave predictably (i.e. the

w.r.t. mixins vs HOCs Mixins don't compose safely and were always kind of a hack. HOCs are also kind of a hack, but at least they behave predictably (i.e. they do compose). I don't really get the argument that React lacks testing infra. I know a lot of people say this but no one has talked me through an example yet.