[plt-scheme] File synchronization and saving plugin interest?

> * Auto-saving when losing focus sounds dangerous.  In some platforms,
>   it is enough to move the mouse for the focus to change.

Please elaborate on this

> * The synchronization on activation is useful, but note that if you
>   try to "Run" the file after it changed, DrScheme will tell you about
>   it, and the default button is for reverting the file (if you didn't
>   have unsaved edits).  This means that one keypress reads back the
>   file.  (But IIUC, you want the editing process to be done inside and
>   outside of DrScheme.)

That is a good point. I want it to be automatic though :).