Most companies contributing to open source do it either because they (1) consume projects directly or (2) want access to the community. For (1) it is no longer

Most companies contributing to open source do it either because they (1) consume projects directly or (2) want access to the community. For (1) it is no longer considered a waste of money as the corporation directly benefits from such changes. (2) is slightly harder to directly quantify however by opensourcing tools like tensorflow or react companies directly have access to talent pools which otherwise would not exist and they can cut costs on train ing. Its also free marketing for companies. In the end there really is no salary lost.