On Tue, Dec 12, 2023 at 5:43 PM John Cowan <xxxxxx@ccil.org> wrote:

I hope this clarifies the situation.

Concrete cases are:

1) the text of SRFI 170, which is an MIT-licensed work derived from a BSD-licensed work, and therefore must include a copy of the BSD license, a copy of the MIT license, and SPDX metadata for the MIT license only;

2) the text of SRFI 246, which is an MIT-licensed work derived from a Apache-licensed work, and therefore must include a reference to the Apache license, a copy of the MIT license, and SPDX metadata for the MIT license only.