Conversation so far:
When did Mark Cuban buy the Dallas Mavericks?
On January 4, 2000, Cuban purchased a majority stake in the NBA's Dallas Mavericks for $285 million from H. Ross Perot, Jr.
Were the Dallas Mavericks a bad team at the time of the Mark Cuban purchase?
In the 20 years before Cuban bought the team, the Mavericks won only 40% of their games, and a playoff record of 21–32.

Question: Did Mark help the team's record?
Self-contained rewrite: Did Mark Cuban help the Dallas Mavericks' record?