[Usage](https://github.com/meh/paggio/pull/2/files#diff-5ab6ee3ca0720222d553828929cdd1ecR139).

Essentially string array usage over space-joined usage. These could be done in the same keyword, or one form preferred over the other. No preference myself, but I seem to remember the option from some other builder DSL I've used before.

How would you like to see it handled?