6 ways an iPhone automation fails without throwing an error (from 1,547 real posts)

Description and use

<p><em>Disclosure: I'm on the team that builds Foundry, the tool this comes from. This is a debugging write-up; the link is at the bottom.</em></p> <p>We post short-form video from a rack of real iPhones: 9 phones, 47 accounts, 1,547 posts since Aug 21. The official Instagram, TikTok and YouTube apps are driven through iOS UI automation (WebDriverAgent), and a coding agent queues the work through a CLI.</p> <p>Yesterday I wrote about <a href="https://dev.to/runfoundry/what-broke-when-we-let-an-ai-agent-post-short-form-video-from-real-iphones-1506-posts-in-48fg">what broke first</a>. This one i

Problem

<p><em>Disclosure: I'm on the team that builds Foundry, the tool this comes from. This is a debugging write-up; the link is at the bottom.</em></p> <p>We post short-form video from a rack of real iPhones: 9 phones, 47 accounts, 1,547 posts since Aug 21. The official Instagram, TikTok and YouTube apps are driven through iOS UI automation (WebDriverAgent), and a coding agent queues the work through a CLI.</p> <p>Yesterday I wrote about <a href="https://dev.to/runfoundry/what-broke-when-we-let-an-ai-agent-post-short-form-video-from-real-iphones-1506-posts-in-48fg">what broke first</a>. This one i

Outcome

<p><em>Disclosure: I'm on the team that builds Foundry, the tool this comes from. This is a debugging write-up; the link is at the bottom.</em></p> <p>We post short-form video from a rack of real iPhones: 9 phones, 47 accounts, 1,547 posts since Aug 21. The official Instagram, TikTok and YouTube apps are driven through iOS UI automation (WebDriverAgent), and a coding agent queues the work through a CLI.</p> <p>Yesterday I wrote about <a href="https://dev.to/runfoundry/what-broke-when-we-let-an-ai-agent-post-short-form-video-from-real-iphones-1506-posts-in-48fg">what broke first</a>. This one i

Evidence

6 ways an iPhone automation fails without throwing an error (from 1,547 real posts)

Source