....and from looking at the specs of those amps it would be a simple matter to split those that were poor from those that were good. Having dispensed with the bad performers you could then go on to look closely at the individual specs and choose the amp best suited to your particular set of priorities.

Simon, there is nothing wrong with your understanding of basic electronics and thank the lord that your thinking has not become clouded by your head being stuffed full by the rantings of the more extreme subjectivists.

Many on here wouldn't know an LM317 from a tin of beans - don't be patronised. As for your work on acoustics, crossovers and room treatments your work is light years ahead of many here.