The PBX Ledger: What Cloud Phones Really Cost

What really happened when the phone switch in your closet became a service in the cloud? We trace the arc from the metal-chassis PBX to RingCentral and Twilio, and we do the honest ledger: independence from the internet, troubleshooting skills, and end-to-end visibility traded for programmability, global provisioning, and no more trucks in the parking lot. Plus the uncomfortable truth that Centrex — the PBX-as-a-service Bell System sold in 1965 — means we may have looped. Episode #474726 — open it directly at myweirdprompts.com/474726