It was interesting, even if the debate was a little one-sided. They had one speaker from a company offering these services, but they were on video link from California, so only gave a brief presentation followed by questions and answers and weren't involved in the rest of the discussions.
There was a random man in the audience who tried to claim that genetics wasn't science, which was unusual, but he seemed to be the only one with that view.
In short, I didn't really have any desire to have my DNA tested, other than pure curiosity, before this evening and as there wasn't really a strong argument to suggest I might these views haven't changed.