While Google might argue its new system will be good for users in the long run, the fact remains that customers spent money on a product, and Google is taking that product out of customers' hands and replacing it with something different. In effect, Google just unplugged many of its users' smart homes, all while asking them to kindly move into a new, Google Assistant-branded tenement. In the long run, Google assures us, things will get better. Its track record with killing products doesn't inspire confidence.
I found myself nodding my head a ton while reading this article. I’m moving to Alexa/Sonos over the next few months.