When you breach the terms of the GPL, the best plan is to put things right straight away, not misdirect away from the problem and condescend to the authors. Many were surprised when one of the pioneers of the open web accused a competitor of theft*. Matt Mullenweg complained on October 28 that the new mobile app Wix has released uses a big chunk of code from WordPress, namely the WordPress Mobile Editor Component. Matt is the original creator of WordPress and now CEO of the company successfully monetising it, Automattic, Inc.
That’s not inherently a problem — the code is open source free software, licensed under the GNU General Public License version 2 (GPLv2) — and anyone is free to do exactly that. But open source code is still subject to copyright and controlled by its author(s). They may have chosen to grant you a broad license to exploit their copyright and to use, improve and share their code any way you want. But you still have to comply with the terms of the license.
That’s the problem here. Mullenweg is OK with Wix using the community’s code, but alleges they have failed to comply with the terms of the license. In conclusion he says: