- Netscape
- SCO
And many others besides.
Companies have reputations just like people do (that's why we call them 'incorporated') and just like you can lose your trust in a person you can lose your trust in a corporation.
This is not about Microsoft just doing 'stupid stuff sometimes' it is about institutionalized criminal behavior sanctioned at the highest level of one of the largest software companies in the world. Your silly linked blog post by a Microsoft employee tries to wipe all that under the carpet. For the record, I'm not exactly 25, used to be a MS developer and user and have decided that their ethics are not fit for my taste, feel free to disagree.