>>Many times. After Microsoft lost to EU, and had to pay a lot of money, they also quietly changed all their web pages where they had code a la "if opera".
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>I know, I was just goofing around.
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>>
>>Another thing is that Opera has a feature which makes it possible to let the webservers think that you use another type of browser.
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>Interesting. I am not sure if I like that feature though, although it is probably very useful for avoiding compatibility issues, I am not sure if it is the correct way of handling it

AFAIK, Opera originally introduced that feature to make it possible to browse Microsoft's website, and never remove it.