Laptop battery died before I could elaborate a bit on the solution (and the blog post was already a few chapters of a novel), and I forgot my power cord at home, but I'll share what I thought were some paths to solution (besides recognition, which was the case for at least one person for each clip except for the vacuum solo):

1) http://bfy.tw/As2P ('97-'00 #1)
2) (played at "The Greek Theater" in CA, in March #1, in US #1)
3) crowd yells "ancient Greeks!", crowd roars (also played at "The Greek Theater" in CA, I was in attendance #1, in US #2)
4) http://bfy.tw/As2W ('97-'00 #2)
5) http://bfy.tw/As2a ('97-'00 #3, harder to hear on AUD, in US #3)
6) http://bfy.tw/As2p (I was in attendance #2, in March #2, in US #4)
7) http://bfy.tw/As2q ('97-'00 #4)
8) http://bfy.tw/As2v (I was in attendance #3, in US #5)
9) http://bfy.tw/As39 (I was in attendance #4, pre-set chant not captured by phish.in' which starts at music, in US #6)
10) http://bfy.tw/As3F ('97-'00 #5, March #3)