You can add any clause to a license. JSON's license is famous for adding "The Software shall be used for Good, not Evil."
It probably makes it non-open source and non-free according to OSD and FSF
https://opensource.org/docs/osd "The license must not restrict anyone from making use of the program in a specific field of endeavor. For example, it may not restrict the program from being used in a business, or from being used for genetic research."
Interesting, Thanks. Good and Evil is still a broad category, I assume having a named company in license to disallow them from using it would in some way cause more problem due to their name being used i guess?
What about countless service providers, consultants and contractors that [maybe] working on [SaaS] technologies potentially providing services to FAANG?
It probably makes it non-open source and non-free according to OSD and FSF
https://opensource.org/docs/osd "The license must not restrict anyone from making use of the program in a specific field of endeavor. For example, it may not restrict the program from being used in a business, or from being used for genetic research."
https://tanguy.ortolo.eu/blog/article46/json-license