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Apple, Microsoft, Sony. Seeing their logos can evoke an emotional response, linking their userbase with their ideals. On the flip side, if poorly designed, these symbols can also make a company look out of touch, or a little strange.
As tastes and trends change, some brands change their logos to keep up, or realize that their original vision may not be representative of what they want their most public image to be.
Here are some examples of logos that haven't quite held up to the test of time.