The purpose of the fine was because Microsoft was not cooperating with the actual ruling and subsequent penalties once found to be a criminal monopolist. It wasn't a fine lobbied due to their monopolist abusing their market position, it was because they weren't cooperating.

In 3 countries they are known as a criminal monopolist. It is about time at least one of them held their feet to the fire. If you don't Microsoft will learn all sorts of ways to get away with abusing the system further.

We don't need a criminal monopolist in charge of 90% of the world's computers, that's a simple fact.