I don't find it very controversial, just different opinions. Like any other hair product, it will work for some and not for others.
My hair does not do well with cones. It gets dry and breaks off and just gets worse and worse the more I use them. But for others it works just fine.
--I'm located in Western PA.
--I found NC in late 2004, CG since 2-2005, started going grey in late 2005.
--My hair is 3B with some 3A, texture-medium/fine, porosity-normal except for the ends which are porous, elasticity-normal.
--My long time favorite products are Suave & VO5 conditioners, LA Looks Sport Gel, oils, honey, vinegar.
--My CG and grey hair progress -- http://www.naturallycurly.com/curlta...-progress.html