Apple is in a unique position to do that because of the cash that they are throwing off now and their popularity. That was not always the case with Apple (as you are aware) and also is not typically the case with your average corporation. When you are riding high there are many things you can get away with.
> If I disagree with Paypal's disagreement, I'm free to withdraw my investment and go to a company that will ignore social issues.
If you are a long term investor and if the stock is not trading at a good point for you that may not be possible. Let's assume you have a large position in the stock and it has lost money since you bought it as only one example.