Subtitle: Designed in CaliforniaUnder the watchful eye of Steve Jobs, the Apple II takes form at last. It's an integrated color computer created by Steve Wozniak, powered by a groundbreaking power supply designed by Rod Holt, and wrapped in a plastic shell designed by Jerry Manock. This episode of Upgrade is sponsored by: Designed in California on Kickstarter: If you enjoyed this episode, please consider supporting us! Links and Show Notes: Written by Jason Snell. Designed in California theme by Christopher Breen. Key sources: Infinite Loop (1999) by Michael S. Malone Apple: The First 50 Years (2026) by David Pogue (Amazon, Kobo, Apple Books) Steve Jobs (2011) by Walter Isaacson (Amazon, Used) Get Upgrade+. More content, no ads. Check out Upgrade merch! Submit Feedback