I think it's a legitimate, if small, concern. There's a possibility that people participating would be more likely to take a roll of the dice. Yes it's stupid,

I think it's a legitimate, if small, concern. There's a possibility that people participating would be more likely to take a roll of the dice. Yes it's stupid, but people do stupid things all the time, particularly when it comes to sex. Obviously I'm all for the research, I'm just interested to hear if/how they handle it.