What if it results in some accurate positives and saved lives? You think the FDA should limit access to information curious people can obtain for $100 about their own genome that might help them behave proactively toward their own health just in case it results in more patients behaving proactively?
If physicians are forced to waste huge amounts of time and effort to console an influx of patients who have been wrongly told they have some terrible disease, this is going to reduce the amount of time they have available to work with patients with actual terrible diseases.
If other medical device/diagnostic makers have to comply with the law, so should 23andme.