i believe that what you should get out of them at the end of using that system is new found growth in terms of muscle and strength but also by using that program you learn to make your own program to suit you. programs usually work not because they are the best or the only workout programs that work but because they provide variety and push you body in ways you have never pushed your body before.
people always say that others should find their voice, i say go out there and find your ‘fitness voice’ , you can only go for so long following other people, its time you figured 