You are gripped with terror when you see your wife looking at the certified check receipt that fell out of your pocket (happened yesterday).
You know you're an audiophile if--
You just got a pair of speakers you can barely move yourself (inverse proportionality with age probably too)
The first house you bought cost less than your current stereo investment (ditto)
You have boxes of cables with which you don't know what to do
The first house you bought cost less than your current stereo investment (ditto)
You have boxes of cables with which you don't know what to do