I am replying to this portion of the reply as I feel it is a very important revelation.
We weren't hiding it. This is part of the improvements to Unicode that have been made for 4.0. One of the tasks I was given was to improve the block descriptions of the Indic scripts if I could. Most have been improved rather a lot considering the time constraints we have had. In each case we endeavoured to address some of the problem areas. We are still editing.
> To reiterate our consistency in using this model, I will give you aMalayalam example.
NA + VIRAMA + MA --> NMA (a single conjunct) NA + VIRAMA + ZWNJ + MA --> NMA (with a visible virama breve above and between) NA + VIRAMA + ZWJ + MA --> NMA (with the cillaks.aram virama curl)[...] > Michael Everson
-- Michael Everson * * Everson Typography * * http://www.evertype.com