They are meant to be a serious reference element? They've been fanfic since they started basing them around their own fiction (so that's probably since the first issue). Most of the Shattered Glass profiles are intrinsically jokes.
It bugs me to see people continue to dismiss TFwiki, despite it being the most comphrensive resource of TF information that exists online, just because it's not the humourless encyclopedia they apparently want. /rant