Yes, poor Nucleus. The Echo line of devices makes it even more versatile. You can call a cheap Echo Dot in the kids' bedroom from your expensive Echo Show in the kitchen. With Amazon's brand and market power, I am not sure how they're going survive.
We reached an interesting point in time where the internet incumbents (Google, Facebook, Apple, Amazon) can copy and extend any interesting idea quickly. I remember those days when Microsoft and Intel were ruling the world.