with the increased intrest in super giants i can see the AMA expanding there weight limits, the certification and inspection process has been a complete success in the 55 to 100 lb class.i belive properly qualified people flying qualified airplanes is here to stay .no mater what the weight self regulation does work .these airplanes require a considerable investment. its not uncommon to put 15 thousand into a model with the expense comes quality, redundancy and safety