What I consider the important takeaway of the article is that whatever system you use (aside from a freeform field) won't cover all cases and so the sanity-chec

What I consider the important takeaway of the article is that whatever system you use (aside from a freeform field) won't cover all cases and so the sanity-checking you perform on the names has to be very lenient. For instance, if you go first/middle/last, you should accept names that have empty strings for any of those components.