Sell your music via SMS

An interesting collaborative service for musicians to sell their music via (premium) SMS seems to be textango, as noted here. So far, it is only available in the US, but it seems only a matter of time for this service (or a similar one) to be usable elsewhere. Seems fairly easy to use, as artists only need to

sign up for an account, confirm a 3-8 letter keyword, upload digital files, and start selling. Unless expedited, there is a 14 day approval period before the selling process can begin. All digital files are subject for approval by TexTango.

That means that anything in digital form is a potential candidate to sell media: videos, ringtones, games, as long as people are willing to pay for it. On the other hand, as a potential customer,

Simply text message the keyword that corresponds with what you wish to purchase to 23333 and follow the easy instructions. Your purchase will be billed to your following months cell phone bill

While the idea of peer-to-peer selling by artist is definitely interesting, I am wondering what the music industry will have to say about this. Will this accelerate the evolution of the web as a pay-per-content medium?