My Phone Broke, and Gemini Fixed It

It started with an all-nighter spent tinkering with an Android project over ADB. The developer, after successful tests, unplugged the USB cable and went to bed. Upon unlocking the screen, they were met with a block of red text displaying debug information related to scrolling and flicking actions. The developer, puzzled by the appearance of this text, tried disabling various developer options on the device but to no avail.

Searching online for solutions to the red text issue yielded no results. The developer eventually decided to go to sleep, hoping the issue would resolve by itself. However, upon waking up, the red text was still present and causing significant lag in the device's performance. Desperate for a solution, the developer called upon Gemini, an AI assistant.

Gemini began diagnosing the issue by querying the device's touch telemetry settings via ADB commands. To the developer's surprise, Gemini didn't simply provide generic troubleshooting advice. Instead, Gemini delved deeper into the device's operating system to identify the source of the problem. Gemini discovered that the red text was being displayed by OnePlus's proprietary UI toolkit, COUI, which was not documented anywhere.

Gemini then proceeded to extract the Calculator2 app from the device and parsed its bytecode to pinpoint the exact location of the red text rendering within the COUIRecyclerView class. By analyzing the Dalvik bytecode, Gemini was able to identify the specific bytecode offset responsible for rendering the red text. With this information, Gemini provided a targeted solution to disable the problematic code path, effectively resolving the issue.