We don't know. That's just Elecmon's theory. I've never heard of digi-eggs going anywhere but Primary Village unless the egg belongs to a Chosen...but nothing about this is anything we've seen before.

Koushirou-san's trying to make something that can extract data from one of the virus Digimon, so he can analyze it. He needs data from the fields before he can, though. That's why this is the first step.