I hope I can get through the rest of my project without having to return here; I will perhaps find another forum with users who aren't software gurus as I feel you all are.
I'm sorry you feel that way, and hope you find a friendlier forum. Bear in mind though that your second post in this thread took a rather aggressive tone:
But how the H*** is one meant to know these two facts ...
A lot of us answer question after question here, many of which are well-covered in the tutorials and example files. That's OK, I suppose, not everyone reads them. But when posters start to complain about how badly everything is run, it can tend to get peoples' backs up.
We are unpaid volunteers you know, and the documentation is, as far as I know, not open to us to edit.