Just out of curiosity, has SPDX been requested to or considered assigning identifiers to artificial intelligence software licenses?  I ran across the Stable Diffusion README, which contains the following:

The CreativeML OpenRAIL M license is an Open RAIL M license, adapted from the work that BigScience and the RAIL Initiative are jointly carrying in the area of responsible AI licensing. See also the article about the BLOOM Open RAIL license on which our license is based.