SPDX-License-Identifier: GPL-2.0-or-later

This submission is licensed under the GNU General Public License v2.0 or later.

Full license text: https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt

Real submissions to the NengoZoo MUST include the full text of the GPLv2
license in this file (or substitute an alternative GPL-compatible license,
declared in metadata.yaml). This prototype keeps it brief for readability.
