E-commerce discussion Which

Well i currently conducting a research about some of the Open Source e-commerce out there.
This is the list:
          Drupal E-Commerce: http://drupal.org/project/ecommerce
          Ubercart: http://www.ubercart.org/
          OSCommerce: http://www.oscommerce.com/
          Zen cart: http://www.zen-cart.com/
Remember To Code All Links ~ ashmo ~
Please Help me with this
And tell me why you like it based on this points :-
1) Features that they support – eg: payment gateways, shipping methods, etc 2) Databases that the framework supports.
3) Security concerns.
4) How easy is it to implement one’s own design independent of business logic.
5) How good is it in handling high traffic web applications.
6) Ease of integration of 3rd party APIs.
Answer #1
Ohh sorry. I will remember that
Answer #2
Hmm no one interested .