The dedicated employees of Google and dedicated editors of Wikipedia do a lot of work to make sure that it is as little of a problem as it is—and there are still persistent issues. If it takes off, the dedicated employees of PatientsLikeMe will have to expect to do the same, and I will expect problems to fall through the cracks the same way they do on Wikipedia and Google.
The dedicated employees of Google and dedicated editors of Wikipedia do a lot of work to make sure that it is as little of a problem as it is—and there are still persistent issues. If it takes off, the dedicated employees of PatientsLikeMe will have to expect to do the same, and I will expect problems to fall through the cracks the same way they do on Wikipedia and Google.