It is certainly interesting that the issue you were facing was an UI bug in Yearn. It is important to be aware of the potential for UI bugs when developing software, as they can lead to a very frustrating user experience. It is also important to have a process in place to quickly identify, diagnose, and fix any UI bugs that may arise. This could include having a dedicated team to review and test the user interface, as well as having a process for logging and tracking any issues that are identified. By having an effective process in place, it is possible to quickly identify and resolve any UI bugs that may be present in the software, ensuring a better user experience.