Hi,
>2) I thought I saw this problem discussed previously but I can't find it --  
>my method pane now goes red with big X when I try to enter a method. It 
>shows >TextMorphForShout>>drawOn: on the walkback -- any clues ??

If you are on a Mac , and also have FreeType Plus installed, then it could 
be the problem discussed in this thread...
http://lists.squeakfoundation.org/pipermail/squeak-dev/2007-September/120083.html

Cheers,
Andy