Risk exposure of "internal closed source" vs "open source". No one (external) cares nor can inspect a companies pile of internal utilities and code. As long as the code works than there's no problems.
Everyone and their cat can look at open source projects, which can and will result in being called out publicly. This can also have legal ramifications on the project itself.
Everyone and their cat can look at open source projects, which can and will result in being called out publicly. This can also have legal ramifications on the project itself.