Google just gave a stunning demonstration of their home unit making an actual phone call. I was blown away by the people on the other end not realising they were talking to a computer.
We have seen technology like this with emails, but it was costly for an SMB business, a $1,500/month, nor is email the primary communication system in SMB, and it could not do anything like this, and so we moved on.
We thought when it gets released; we almost certainly can link our system into it as the APIs will have standard interfaces and give our clients a service like this.