I have been lurking here for a little because I am interested in food and cooking. This week I have noticed a few questions about South Beach and Glycemic Index...why don't you guys try asking in alt.support.diet.low-carb ? there are some people there that are SO well informed and helpful! Many diabetics are there, many people who just control thier blood sugar and people who follow many different low carb ways of eating.
Just thought i'd mention this since it seems there is some interest