Apple admits the more people knew about battery replacements, the less people bought new iPhones

Apple chief executive Tim Cook has just released a letter to investors to inform them about slower iPhone sales and to revise the guidance for the company's traditionally strong Holiday quarter.

And it's a significant drop in sales to the tune of up to $9 billion in missed revenue that Apple blames mostly on slower sales in China, but one other detail the company mentioned was particularly striking.

While explaining all the different reasons for the revised forecast, Tim Cook writes the following:

While Greater China and other ...