Earlier quoted context omitted.
The Kindle and it's e-reader kin are pretty successful? I think the problem is that a device with an e-ink display is necessarily single purpose. General purpose devices can't use e-ink, they need to support video playback and browsers with full colour.
Imagine a table with an e-ink display that can show you whatever you want them to show you. Imagine reading news above your sink while doing the dishes. Imagine the entire walls constructed with e-ink displays in your home and being able to change the wallpapers in your living room depending on what's currently in your mind. All of those could have a "read-only" mode until you push a button, they would use pretty muc…
I don't know how much research is ongoing into it, and I do think it's underutilized (I can't understand why smart watches use LCDs), but there are many breakthroughs before we can get those things you mention.
I still expect it to get all over the world, eventually.