Right, yeah, it's linear algebra combined with a few non-linear functions. The point is that Salesforce didn't come up with an algorithm that generated English

Right, yeah, it's linear algebra combined with a few non-linear functions. The point is that Salesforce didn't come up with an algorithm that generated English text by writing a grammar or thinking really hard about what sentences look like—all the functionality comes from the "training" process that set the constants.