They did make it costly for OEMs to install competing browsers: https://www.justice.gov/atr/file/704881/download

Abusing their market position (only viable desktop OS) to promote IE and attempt to get a stranglehold on the web is a significant part of what got them in trouble.

Excellent book covers the situation in more detail: https://www.amazon.com/Breaking-Windows-Fumbled-Future-Micro...

And another one about the .net: https://www.amazon.com/Breaking-Windows-Fumbled-Future-Micro...

This book gives a good perspective of some of the internal feuds at Microsoft (from the dotcom times): http://www.amazon.com/Breaking-Windows-Fumbled-Future-Micros...

Completely agree. This book <br> http://www.amazon.com/Breaking-Windows-Fumbled-Future-Micros... although dated gives some good historical context on Microsoft Management culture (although it is focused more on Gates).