Would a Musician’s Only Search Engine be Helpful?

Would you find a search engine geared towards students, musicians and music educators helpful?

Using Google Co-Op Search, we’ve created a Musicians Only Search Engine. I would love your feedback, and we are also looking for volunteers to help pick and rate the sites we add to this search engine.

Here's the URL:
http://www.google.com/coop/cse?cx=005517334229630500393%3Ak3mpioaxc8q&hl=en

What Factors Count When Purchasing an Instrument?

What is the most important factor in purchasing an instrument? Brand, Price, Warranty, or another factor? Do these factors change when purchasing online vs. a local retail store?