onenew - global thinking

Computer and IT skilled people offering quality services are all arount the world.
These websites allow you to deal with them. Internet make it possible for something at the other end of the planet to help you with this small problem on your desktop computer, website...

Projects: from free to many k$
wages: from 5$/h to 30+$/h
Origin: Occident, India, eastern Europe, South America

Rentacoder.com: good, cheap (from 5$/h). for small presonnal projects, SMB projects
Guru.com: quite good, more expensive (from 10-20$/h). Clean, easy to use.
Elance.com: quite good, like guru.com.

Others:
http://www.itjobs.com/
http://www.codelance.com/
http://opensourcexperts.com/
http://www.avoxa.com/

Ethics:

Is the price the only one to tell the value of something ?
Are these people exploited ?
Are they only business relationships ?
Isn't it a new way of helping each others with a new media like Internet ?
Sometimes, we find the same spirit as in the OpenSource community of developpers, the goal is make it work, not only thinking about money...

Read this personal experience and talk of users about ethics (with wages analysis depending on countries).