qqp question1: Lead and copper samples are collected from taps that have sat unused for at least six hours. What are these samples called? question2: Today, in the recording studios we have, sample rates are at either 96kHz or 192kHz and then masters are downsampled to 44.1K which is the CD sample rate. What was the typical sample rate used during the 90s and 2000s? Are 96K and 192K fairly new?