AB Testing
AB Testing

Episode 240 - Jason is Back

October 13, 2026

AI Summary

5 min read

Jason Armin returns to AB Testing after a five-year hiatus, and the conversation quickly lands on the one thing that has changed everything: AI is reshaping engineering workflows at a pace that makes previous transformations look tame. Armin has written two books over the summer—Testing AI and a companion on how AI tests software—and the episode digs into the practical, psychological, and infrastructural consequences of the current moment.

The 10x Problem That Is Really a 100x Problem

Armin draws on data from Anthropic, Google, and a major CI/CD company to make a stark observation: the number of pull requests in software organizations has already increased by roughly 10x, and that is a conservative estimate. Google has estimated that the testing demand required to keep up with this volume of code change grows quadratically on top of that exponential increase in PRs. The result is a massive backlog of business value—code that exists but cannot be shipped because teams cannot trust it enough to release. Armin predicts that within 12 to 18 months, as much as 80 percent of data center compute will be consumed by testing work, not code generation. The CI/CD provider he spoke with is seeing 30 percent growth in demand, but customers are pushing back on costs—their bills are up, but their need has grown 10x, and they cannot afford the compute nor the tokens. The irony is that

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What you'll learn

  • 1 (00:18) **Episode Kickoff and Guest Introduction** - Alan and Brent welcome back Jason Armin after a five-year hiatus; the hosts joke about replacing "Agile" with "AI" in the intro.
  • 2 (05:37) **Why Jason Writes AI Books** - Jason reveals his motivation: to correct misinformation he sees in the industry and to provide a resource he can throw at people who make him "insane."
  • 3 (06:46) **The 10x (and 100x) Code Churn Problem** - Jason drops the episode’s central insight: AI is causing a massive increase in PRs and code churn, creating a testing crisis.
  • 4 (09:28) **The Coming Compute Split: 80% Testing, 20% Coding** - Jason predicts that data center compute will shift dramatically, with the majority going to testing rather than code generation.
  • 5 (11:36) **The CI/CD Vendor's Dilemma** - Jason shares a story from a CI/CD company board meeting: demand is up 30%, but customers have 10x more demand and don't want to pay 10x more.
  • 6 (13:25) **The Real Cost of AI: It’s Cheaper Than Humans** - Brent worries about token costs, but Jason reframes the debate around total cost of ownership.
  • 7 (18:01) **Confidence Engineer vs. Traditional Tester** - Alan pushes back on the "confidence engineer" label, and Jason defends it as a necessary wake-up call for the industry.

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Show Notes


In this episode, Jason Arbon shares insights on AI's impact on software testing, development workflows, and the future of AI systems. We explore how AI is transforming industries, the concept of confidence in AI, and the philosophical questions around AI consciousness.



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