You're boycotting Apple over charges whilst this happens?

I suppose I submitted this link really because it opens up some interesting business ethics questions. I noted recent news talking about Apple using their control of the iOS platform in order to obtain more revenue from people selling non-software products.

As a consumer do you think this is less acceptable to you than you knowingly dealing with supplier who fail to meet your safety audit standards, and who have employees dying?

As a business owner would you do this? I know its easy to say 'no never', but would you undertake the additional costs of auditing your suppliers? Would you sever relations with people who aren't treating their workers well? If you'd check your suppliers, is responsibility transitive - in other words are your supplier's supplier's also your responsibility?

"It ordered most to pay the children's education costs but fired one contractor which was using 42 minors and had 'chosen to overlook the issue', the company said."

So it's not as if they overlooked it.