Conversation so far:
Are there any other interesting aspects about this article?
Jeff Tweedy was invited to play at Chicago's Noise Pop festival, and was told that he could collaborate with a musician of his choosing.
Who did he choose?
Tweedy chose Jim O'Rourke based on his fascination with O'Rourke's Bad Timing album.
O'Rourke offered to bring drummer Glenn Kotche to the festival.
Why did he choose him?
but Tweedy was unsatisfied with them because he believed that the songs did not sound like the ones he played with Loose Fur.
So what he did next?
Reprise Record's parent company Time Warner merged with America Online in 2001, and the recording company was asked to cut costs.
What else was stood out in this article?
Tweedy also fired Jay Bennett around this time, believing (according to Jay Bennett) that Wilco should only have one core member.

Question: Did he hire anybody else?
Self-contained rewrite: Did Tweedy hire anybody else besides Jim O'Rourke?