There will always be a file-picker in Gtk's tree, or the current/an alternative file picker will become the de-facto fallback. Needing a fallback is one of the

There will always be a file-picker in Gtk's tree, or the current/an alternative file picker will become the de-facto fallback. Needing a fallback is one of the nuisances of dealing with the Linux desktop, so there will always be an obvious fallback option one way or another.