Peter T. Daniels wrote:
> [...]
> > The point is: is any "matter" being discussed? If yes, what
> kind of matter
> > is it?
> The problem was depriving deaf children of language.

And how is this problem connected with writing system?

People is being deprived of their most basic rights every day in every part
of the world. But this is not a forum about human rights, AFAIK.