> If a project name contains punctuation, eg Foo, Bar, Com 
> then HTTrack seems to fall over in one of two ways.

Argh - this is a louzy bug located in the argument parsing 
(because the -O option can accept two arguments, such as -
O "path1","path2" ; and of course I was lazy enough to 
fetch the first , found, even inside "")

I have added the problem on the TODO list - should be soon 
fixed :)