In today's issue:

  • Elon Musk just announced the most ambitious semiconductor project in history — but what's actually under construction versus what's 20 years out
  • Austin is now the only city in America with three competing robotaxi operators running simultaneously
  • TPPF sues Austin over a $126M annual "fee" the city's been collecting for 30 years while sitting on a $2B road backlog
  • A cookie company that will legally marry you alongside your order

Let's get into it.

Quick Top Stories

Feature #1

Elon Musk Announces TERAFAB: What's Real vs. What's Aspirational

On March 21, Elon Musk announced TERAFAB at the Seaholm Historic Power Plant — a $20–25B joint venture between Tesla, SpaceX, and xAI targeting one terawatt of annual AI compute capacity, far exceeding total current global semiconductor output. Governor Abbott attended. Construction activity is visible near Giga Texas. And this is, without question, the biggest Austin business announcement in years. But the newsletter that values truth over hype has to ask: what's actually happening now versus what's a multi-decade ambition?

The near-term reality: A 2 million sq ft R&D facility near Giga Texas / Del Valle is under construction. Permit filed March 13. The Real Deal confirms this "advanced technology fab" is for rapid chip iteration and design testing — small-batch AI5 chips (for Tesla vehicles and Optimus robots) possibly late 2026, volume production 2027. This is real. It's happening. But it's not the terawatt vision Musk described on stage. Musk himself clarified on X: "We couldn't possibly fit the Terafab on the GigaTexas campus. It will be far bigger than everything else combined there." The full-scale 100 million sq ft, 1TW vision requires thousands of acres (4,000-5,000+), 10+ GW of power, and has no site selected, no timeline, no confirmed financing. The $25B is not in Tesla's 2026 capex plan. This is a long-term bet, not a near-term build.

Why it matters anyway: The clustering thesis is real. Tesla Gigafactory, Samsung Taylor fab, SpaceX Bastrop fab ($17.3M state grant), and now Terafab — all within 30 miles. Austin is replicating TSMC's Taiwan clustering effect in real time: co-location of fabs, equipment suppliers, and talent creates compounding advantages. Terafab will produce two chip types: AI5 inference chips for Tesla's Full Self-Driving and Optimus robots, and D3 space-hardened chips for SpaceX's orbital data center constellation. This is vertical integration at planetary scale. The skeptics — Electrek calls it "Battery Day on steroids," noting Tesla has zero semiconductor manufacturing experience and TSMC spent $165B over years for six Arizona fabs — are worth listening to. A single 2nm fab costs ~$28B and takes 38 months. But the ambition is real, the near-term R&D fab is under construction, and SpaceX's expected summer 2026 IPO at $1.5-1.75T valuation could raise $50B — plausibly where the real Terafab funding comes from.

Sources: Musk announcement, The Real Deal on near-term reality, Electrek skeptical take, Cluster thesis.

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Feature #2

Austin: America's Robotaxi Capital

Zoox — Amazon's autonomous vehicle subsidiary — is deploying its purpose-built, bidirectional robotaxis in Austin this week. No steering wheel. No pedals. Sliding glass doors. Inward-facing seats. A toaster on wheels. And with Zoox's arrival, Austin is now the only US city with three competing robotaxi operators simultaneously: Waymo (via Uber), Tesla (unsupervised), and now Zoox. No other city can claim this. Austin is the national proving ground for autonomous vehicle competition.

Zoox specifics: The company has logged 2M autonomous miles, carried 350K riders, and has 500K people on its waitlist. CEO Aicha Evans: "This is our year of growth." Initial Austin rides will be limited to employees and family while the company waits for NHTSA commercial approval (filed for exemption allowing 2,500 vehicles). Factory capacity: 10,000/year, but only ~100 deployed across all cities. Meanwhile, Tesla's unsupervised robotaxi fleet has added 8 vehicles in 9 weeks — one per week. Musk projected 500 by end of 2025 and didn't hit it. Cybercab production reportedly starts April 2026, which will determine whether Tesla's vision-only, no-lidar bet scales or stalls. And then there's Waymo's diesel generator embarrassment: Videos show Waymo EVs being charged by diesel generators in Austin while grid infrastructure builds out. The visual undermines the green marketing, but the fundamental economics still favor robotaxis over gas cars long-term due to higher utilization.

Why Austin won: Texas regulatory environment. Ride-hail demand density. AV-friendly permitting. The city made a deliberate choice to be the sandbox for this technology, and now it's reaping the benefits. Three operators deploying simultaneously means Austin is running the country's most active autonomous vehicle experiment in real time — and the data from this competition will shape national AV policy for the next decade.

Sources: Zoox main story, Tesla fleet data, Waymo diesel, ABJ on third entrant.

Weird Austin

  • Cookie company will legally marry you. An Austin cookie company now delivers "weddings in a box" complete with an ordained officiant who can perform the ceremony — Texas, where even your dessert order can change your legal status.
  • Waterloo Ice House turns 50. Mayor Watson proclaimed March 24 "Waterloo Ice House Day," honoring the Austin institution's half-century of cold beer at 360 & 2222 — nice to know the city can still find time for proclamations while sitting on a $2B road backlog.
  • Waymo's "green" robotaxis running on diesel. Videos show Waymo's electric robotaxis in Austin being charged by enormous diesel generators — the EV revolution is here, it just needs a fossil fuel assist for now.

The Exit

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