yourname wrote:
unless you're a real audiophile, you won't know the difference.

Even if you are, you won't know the difference. Time domain
reflectometry comparison between Monster Cable and #14 zip cord showed
no difference in signal quality in a band from 0 to 100MHz.

I am building a new house and I want to hardwire it for speakers. Is
there
any reason not to use plain solid strand 14/2 NMD 90 wire. I have this
wire
on hand and it is half the cost of speaker wire.