#legacy-systems
45 episodes
#4542: Going Fully SIP: Why It's Not Ready (Yet)
A deep dive into the three structural reasons you can't ditch your carrier for Twilio and SIP—yet.
#4541: What Would We Build If Cellular Started From Zero?
Exploring whether GSM's legacy parts—IMEI, SIM, circuit switching—are still needed in an all-IP world.
#4533: The Hidden Command Line in Your Phone's Dialer
Star-pound codes aren't just for forwarding calls. Your dialer is a secret command line with three different systems hiding behind it.
#4521: MCP Transport Architecture in 2026: Gateway Design
Three transports, one gateway. How to bridge stdio, legacy SSE, and streamable HTTP in production.
#4498: The Smallest Windows for a Printer VM
Can you run a Windows VM so stripped down it only hosts printer drivers? We explore Server Core, IoT Enterprise, and Tiny11.
#4451: Python 3.14: Deferred Annotations, t-Strings & Free-Threaded Mode
Deferred annotations, t-strings, subinterpreters, and free-threaded mode — what actually changed in Python 3.14.
#4309: Where Does Your Money Go During Those Three Days?
Your money doesn't move during a transfer. It's just ledger edits waiting for trust. Here's why.
#3940: AI Agents vs. 40-Year-Old EDI: Who Wins in B2B Procurement?
Can AI agents replace the 40-year-old EDI system that still runs trillions in B2B commerce?
#3937: The Third Pedal's Last Mile
Manual transmissions are vanishing fast. Here's what's driving the decline and what it means for drivers who still want three pedals.
#3793: Solving the Bulk Redirect Problem for System Migrations
What tools exist for managing bulk redirect mappings when QR codes are already stuck on physical assets?
#3791: Who Still Runs Windows Server in 2026?
Windows Server still holds 32% of x86 server shipments. Here's where it's the rational choice.
#3543: Why Laws Are Written Like Palimpsests
Why do laws get amended instead of rewritten? And which countries actually make laws readable?
#3538: Car Manuals Are 700 Pages: Find Your 20
Your VIN isn't enough. PR codes and engine codes are the real keys to finding the right manual for your exact car.
#3471: What OS Actually Runs Inside a Siemens PLC?
Siemens, Rockwell, Beckhoff — the OS choices inside modern PLCs are more varied than you'd expect.
#3231: Hand-Painted Signs: The Lost Art of Enamel and Ruling Pens
Why enamel paint and ruling pens dominated sign painting for a century—and where to find them today.
#3155: What Happens When You Default on a Mortgage
The slow, procedural reality of losing your house — from missed payments to the sheriff at the door.
#3149: Who Actually Decides to Prosecute?
The King’s name is on every indictment, but he’s never asked. So who really decides who gets charged?
#3128: The Real Job of a Policy Wonk
What does a policy wonk actually do? It's not just a put-down — it's a real, high-impact job.
#3101: The Hidden Craft of Custom Picture Framing
What actually happens inside a $400 frame — and why cheap frames can destroy your art in years.
#2506: Squashing Database Migrations Without Breaking Production
How to safely squash old migrations, cut deploy times, and generate schema documentation at version boundaries.
#2446: Why Airport Flight Displays Still Run Windows XP
The surprising tech stack behind airport departure boards, Times Square screens, and the Windows XP systems still running them.
#2336: How ADRs Solve AI's Institutional Memory Problem
Architectural Decision Records (ADRs) aren’t just documentation—they’re a way to give AI coding assistants the context they lack.
#2286: Why Israel and Japan Still Love Fax Machines
How do tech giants like Israel and Japan still rely on fax machines and hanko stamps? Dive into the surprising reasons behind this paradox.
#2105: The Hidden 2006 Inflection Point of ERP
Before cloud and AI, ERPs were the unglamorous engines running global business. Here's how they worked in 2006.