I think this is a neglected point. For application config, the scope over which standardisation pays off is smaller than for data. It can be company-sized. Or l

I think this is a neglected point. For application config, the scope over which standardisation pays off is smaller than for data. It can be company-sized. Or language-sized - if all Ruby library use YAML, that's great for Rubyists; if all Java apps use properties files, that's, believe it nor not, pretty great for Java programmers.