The Drupal community is proud: the newest version of Drupal is impressive in many ways.
Over a thousand developers worked for three years not only at Drupal functionality, but also at everything else that can make your company benefit from the usage of Drupal.
Drupal 7 has multiple database support, a much more user-friendly user interface and is by default delivered equipped with unit tests.
Proteon is well-experienced in managing high-traffic Drupal websites and can even help your developers optimizing your instance.