Party A first kneels on the ground, and bends his/her head over to touch the floor so that their asshole is facing straight up, preferably stretched open.
Party B then sits on top of Party A, such that the assholes of both parties involved are directly aligned. At this point, either or both parties proceed to defocate into each other, the idea being that the fecal "data" is "transfered" from one body to the other, as would actual computer data.
2. When Stuarts mother found large smears of warm brown shit all over his bedsheets, she realized that her son in fact was into data transfers, just as she and her husband had suspected.
Natasia, the lab assistant: (kneeling and taking the chewing gum from her mouth and sticking it to the bottom of the table) That's a lot of information to swallow, Doctor!