I wonder whether it's a client-side sync bug that's reporting old state as new, causing newer data to get overwritten. In that case, the data should be recovera

I wonder whether it's a client-side sync bug that's reporting old state as new, causing newer data to get overwritten. In that case, the data should be recoverable by rolling back history. I use only the web interface, so I don't know what clients are available these days.