Maybe no one else has reported on this kind of thing because it is of no
interest, but just in case, this is what got added to my PageStream5.prefs
below SETSCRIPTPATH and DEBUG when I played with it this morning:

TOOLBAR SHOW AT 0 19 ICONTEXT
SETTOOLBAR NEW OPEN SAVEDOC PRINT SPACE CUT COPY PASTE DELETE SPACE UNDO
REDO SPACE LINKTEXT BREAKTEXTROUTING SPACE INDENTLEFT INDENTRIGHT
HANGINGINDENT SPACE EXECUTE PREFERENCES SPACE LINEFILL INFORMATION
MAINTOOLBOX SHOW AT -1 -1 VERTICAL SMALL
EDITPALETTE SHOW AT -1 -2 COLLAPSED OFF
COLORPALETTE HIDE AT -2 -2 SIZE -1 -1 COLLAPSED OFF
STYLEPALETTE HIDE AT -2 -2 SIZE -1 -1 COLLAPSED OFF
LAYERPALETTE HIDE AT -2 -2 SIZE -1 -1 COLLAPSED OFF
SCRIPTPALETTE HIDE AT -2 -2 SIZE -1 -1 COLLAPSED OFF
PAGEPALETTE HIDE AT -2 -2 SIZE -1 -1 COLLAPSED OFF
DOCUMENTPALETTE HIDE AT -2 -2 SIZE -1 -1 COLLAPSED OFF
SETWINDOWDEFAULTS AT -3 -3 SIZE -3 -3
SETNAVIGATORDEFAULTS SIZE -1 -1
SETVIEWDEFAULTS GRID SHOW GUIDES SHOW RULER SHOW SNAPTOGRID ON SNAPTOGUIDES
ON PICTURES SHOW DRAWINGS SHOW OUTLINE SHOW TEXTLINKS HIDE INVISIBLES HIDE
WIREFRAME HIDE
RECENTFILES "Data:5.0 Flyer.pgs"
SETLEAVEEXTERNALDEFAULTS OFF
SETALIGNDEFAULTS OBJECT