The problem is that Microsoft has too many stakeholders. The IE9 team would certainly love to have more people in the world use their product, but company-wide

The problem is that Microsoft has too many stakeholders. The IE9 team would certainly love to have more people in the world use their product, but company-wide strategy leads to them dropping WinXP support. This is slowly going away (see the various MSFT iPhone applications), but this mentality will certainly remain with the company. Actually, I'd argue this is a strength under certain circumstances.