Olive wrote: > The preamble of the GPL is totally similar to an invariant section: it > express political opnion (and nothing or few about the licence itself) > and cannot be changed nor removed. [...] The preamble of the GPL can be removed in some situations, with similar conditions to DFSG 4 IMO. Please see the GPL FAQ at http://www.gnu.org/licenses/gpl-faq.html#GPLOmitPreamble http://www.gnu.org/licenses/gpl-faq.html#ModifyGPL