Everytime I feel compelled to serialize data with relationship information, all I have to do is look at the extra file size -- with all the namespaces and trivi

Everytime I feel compelled to serialize data with relationship information, all I have to do is look at the extra file size -- with all the namespaces and trivial definitions -- and I immediately trash the idea. I do like separate data files and schema files, though I haven't seen them pop up in a while.