Some people make DF work for em others prefer Sab or SS, if it works for you it works for you i run a 7/31/3 and i make it work for me, the only thing i can base my assumptions on is my own time with all three, everything is and should be opinion based , from my personal
experience i find for me its best group utility of them all.
[warning this post may contain opinion only and not stubborn forced belief of the my way or the highway mentality please do not take seriously for health reasons]