To answer your first question: A whole bunch of non progammer types use csv for everything. SAS and SPSS rule everything around them and they do input from csv.

To answer your first question: A whole bunch of non progammer types use csv for everything. SAS and SPSS rule everything around them and they do input from csv. Source: I used to make good money doing the turn x to csv for academics all over. As to the last, I got nothing. It's how I would have rolled.