Flaws in F2P Dungeoneering

Gee, I never realized how messed up Dungeoneering in F2P is. Take a look at this Tip.it article. Some of the flaws described there are so blatantly obvious - I can't imagine how they could still remain out there. I understand that sometimes applying patches is the most efficient way to fix the system, but in this case, it seems, there were too many patches applied and the original clean design got obscured by them...