Font production is a term that covers many different activities which must result at the end in digital fonts. First, a typeface has to be designed; this can be done on paper or directly on the screen or can be a combination of these activities. At the Dutch Type Library we still prefer to make the first range of (or sometimes all) drawings on paper and we use a digitizer or our auto-tracer TraceMaster to convert the analog material to digital stuff. Second, there is the development of the design and the building of the glyph-databases. This done in an editor, in our case in BezierMaster and IkarusMaster for respectively bezier and Ikarus outlines. Of course, part of this design and database development is the interpolation of weights. Third, there is the actual font production, which includes the checking of the data and the generation of the fonts in all kind of formats.
There is a good reason to keep these parts of the font production separated, especially when more people are working on a typeface. The people who take care of the design don