The most common license limitation is a prohibition against including the open-source software work in closed-source proprietary software.
So, to the extent that the management team doesn't do a good job of sourcing proprietary deals, that risk is a little more magnified.
While the core technologies of DC/OS were already open source, the company is now also open sourcing proprietary tools like its GUI and load balancer, so developers who want to hack on DC/OS now get access to a few features that were previously only available to paying enterprise customers.
Companies that want to use Ghostscript in closed-source proprietary software projects can avoid the copyleft requirement by purchasing a commercial license from Artifex.
In some ways, this battle is akin to the open source-proprietary software conflicts - Linux versus Microsoft, for example - that have gone on for decades, and each side chooses the version that suits its values and business model.
"'Open sourcing' a proprietary closed source product is usually a red herring," said Sam Ramji of Apigee.
In terms of how you actually find the companies, you would look at strategies that we would call, in the search fund world, mainstream deal sourcing or proprietary deal sourcing.
