Settings
Durations apply to new sessions. Guest data stays in this browser and is not backed up to a server.
Privacy
Lumen stores tasks, timer state, settings, and session history in browser localStorage. That is convenient, not a secure vault. The Focus Music panel loads Google's YouTube player, which may collect data according to Google's policies. This app does not add analytics or accounts in the MVP.
Reset local data
This permanently deletes tasks, history, settings, and the saved YouTube link from this browser.