Informal diagnoses can be useful as hypotheses to present to qualified practitioners, and may even help in cases like those at the linked site to give the affec

Informal diagnoses can be useful as hypotheses to present to qualified practitioners, and may even help in cases like those at the linked site to give the affected parties peace of mind and a feeling of insight, but I believe there is something unscientific about labeling people with medical disorders without the qualifications to do so. IMO such diagnoses should always at least be taken with a grain of salt. How relevant that is to this particular discussion is certainly open to interpretation.