Bro with ph nonsense look at it like this,look outside at all the trees plants garden vegatables,does rain get PHed do farmers ph there water for there crops.the roots of a plant/tree change the ph all the time to take up the nutes they need.so when people keep there ph at a certain level this causes problems because they are stopping the roots changing the ph to suit what nutes they need at that time.this is why they have lock out of certain nutes and hence problems.