In an interview with CNET News.com, Mozilla chair Mitch Kapor urged caution about issuing triumphal predictions for the future of the Internet browser landscape.
"The great thing that's happened of late," Kapor said, "is to see the early huge momentum of Firefox attracting millions of users and beginning to grow its market share appreciably....Nobody knows what's going to happen. It's certainly not inevitable that Firefox's market share will continue to increase. I think open-source advocates would do well to be relatively cautious and avoid making claims and predictions."
to read full text of the interview with Mitch Kapor.