Yes, one can write libraries in literate style, and I have done so (http://monday.sourceforge.net/ http://monday.sourceforge.net/) in the past. However, from re

Yes, one can write libraries in literate style, and I have done so (http://monday.sourceforge.net/ http://monday.sourceforge.net/) in the past. However, from reading interviews with Knuth it seems that he does not find reusable software very interesting in itself.