All of the companies you mention have near-monopolies in their respective sectors. Hundreds of years of economic history show that monopolies are extremely harmful to their customers.
Autodesk is only able to get away with what it does because regulators allowed it to buy out its competitors. Further, the extreme technical difficulty of reverse-engineering complex file formats--including legal obstacles such as enforceable shrink-wrap contracts against reverse engineering, the DMCA ban on reverse engineering, and patent issues--means that it's virtually impossible for competing, interoperable, products to emerge in Autodesk's markets.
Microsoft continues to be a problem because the US government decided, 25 years ago, that stopping Microsoft from abusing its operating system monopoly was unAmerican.
Companies, like people, follow incentives. The incentives created by strong copyright and patent law, combined with the deliberate unenforcement of anti-trust laws in the United States, prevent competition. Without competition, customers always lose.
Getting users a fair deal means changing the rules that define the software market to consider the needs of users rather than only the wants of vendors.