People can run legacy open-source code, too. I fail to see how open-sourcing IE would have solved the old versions. For a better example, look at python 2.7.

People can run legacy open-source code, too. I fail to see how open-sourcing IE would have solved the old versions. For a better example, look at python 2.7. Open-source legacy code every one's stuck with, drawn-out deprecation dates, etc. Old Java versions are the same thing.