https://getreprock.com/blog/ Product and engineering notes from building RepRock. en-us https://getreprock.com/blog/how-i-built-an-ios-app-with-ai/ https://getreprock.com/blog/how-i-built-an-ios-app-with-ai/ Tue, 18 Aug 2026 15:00:00 GMT What ChatGPT and Codex did, what they did not do, and why design was harder than coding.