Mike Raiford wrote:

> Yesterday I thought I would try the auto-tag feature to see how well it 
> worked.
> 
> #1. It worked shockingly well, One track was mislabeled, and I'm 
> guessing it was more a mislabeling of the CD tracks on the album that 
> that song belonged on in the database.
> 
> #2. It was very quick.
> 
> It uses "fingerprinting" technology to match the song with its entry on 
> the database. What I found even more interesting is if I stripped a 
> track of its name, tags, and anything other than the audio to identify 
> it. It would correctly identify it. Even if that song came from a 
> "greatest hits" album (e.g. the same exact song could be found elsewhere 
> on a different album)
> 
> Obviously there must be some sort of hashing involved ... but how? We're 
> talking a file that has been encoded with a lossy algorithm, and while 
> the data resembles the original, it is not the original ...

Hmm, interesting. This ought to be highly infeasible. (But then, so 
should identifying a CD by it's serial number, and apparently that is a 
"solved problem".)

> I listen to a fairly broad 
> spectrum of genres, Its nice because it doesn't say put a country song 
> immediately after say, Rage against the Machine ...

Hahahaha!

Yeah, people look at me funny when I tell them that I have a custom 
WinAmp playlist rather than just playing it on random. But Pendulum 
followed by Enya is just weird!

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