Adwords have just announced that they will be adding new functionality to Adwords scripts.
The new features are:
Adwords reports – Allows you to review account performance in fine detail using Adwords Query Language.
Negative keywords- Enables management of keyword exlusions at both campaign and ad group levels.
Adwords Entity IDs – Attaches IDs to most Adwords entities so that you can carry out selective performance reporting.
Finally, new execution environment & current account infotmation has been added and script entity limits have been raised to 250k entities per script.