According to the article, they have 100 million users, most of them in Asia. Why is that not a success story?
Sure, they knocked back GOOG's $30m offer in 2003. Perhaps they didn't sell as they didn't want to be holding stock they couldn't sell if they wanted to (GOOG didn't float until August 2004). They managed to get an offer for more than three times as much, six years later.
Many of us would be happy with that kind of failure.