Meet MOA - the new SOA

"Those who don't remember enterprise architecture are doomed to rebuild it." — Probably Santayana, if he'd worked at Oracle There's a particular flavor of déjà vu that hits you when you've been in tech long enough. You're sitting in a conference talk titled "Building Composable AI Systems with the Model Context Protocol", and the speaker draws a box labeled Client connected to another box labeled Server, with a dotted line labeled Protocol between them, and your brain - uninvited, like a Spotify ad - starts playing the opening bars of the SOAP envelope spec from 2003. Welcome to MOA - MCP-Oriented Architecture. The artist formerly known as SOA, now with vibes. A Brief, Slightly Bitter History of SOAIn the early 2000s (for all you gen-z-ers out there), enterprise IT had a problem - hundreds of systems, none of which talked to each other, all written by people who had since fled to manage a vineyard in Sonoma. The solution, declared by men in pleated khakis at Gartner, was…