This actually looks like a pretty good resource. The combination of a voiceover and an interactive editor looks pretty neat. Noting this for future reference.
If anyone's interested in further resources, I'd suggest checking out my suggested resources for learning React [0], my React/Redux links list [1], and the Reactiflux chat channels on Discord [2].
[0] http://blog.isquaredsoftware.com/2017/12/blogged-answers-lea...