The area which you are talking about for attaching molle pannels is very small. Yes it worked for basic training but lets face it, 4 mags is not enough for the infantry. Groups which you are talking about, are they combat arms? Have a flip through the images here
http://wn.com/Princess_Patricia%27s_...Light_Infantry
http://www.cbc.ca/news/canada/story/...ghanistan.html
How many are not wearing issued vests? I have completed basic the same as you have, MY OPINION is that the rig is insufficient.