I worked in telecom for a couple of years up until recently. There’s actually a growing body of self-regulation going on within the SMS industry. Most notably, any business sending text messages has to apply for a “license” to do so, with some pretty strict consent requirements. Violating those requirements comes with heavy penalties, mostly enforced by downstream carriers. If you’re curious, 10DLC/A2P are the terms to Google for.

If you ask the FSF, open source is a bigger set than free software, mostly to do with restrictions on the uses of the code

https://www.gnu.org/philosophy/categories.html.en

That’s unfortunate. Devices like that are basically impossible to use on certain enterprise networks (e.g. college campuses). There really needs to be an override

Does anyone have the recipe on hand? I’m curious what it actually recommended but I couldn’t find it with a cursory Google search