Conversation so far:
What was his role in sports?
Ballmer made a "game changing" commitment to invest $150 million in cash toward a proposed $300 million renovation of KeyArena.
Did he purchase a team as well?
were ready to purchase the Seattle SuperSonics from the Professional Basketball Club LLC in order to keep the team in Seattle.

Question: What year was this in?
Self-contained rewrite: What year did Steve Ballmer make a commitment to renovating Key Arena?