That’s what you’re missing. Those are not language models nor use neural networks. At best they use a classification NLP. They do not generate text, use pick pre-constructed answers based on the inputs. Because it this three’s no confidence beyond “what’s generally the correct based on this keyword”
I’ve worked with IBM Watson. That existed and was used for basic bots a decade ago. You have you manually feed the terms to outputs.
Y he usado la web de la agencia tributaria para confirmar lo que digo.
You’re correct, that’s why they are not maintaining a browser engine.
They are forks of Firefox with relatively small changes, like default configs, telemetry disabled or Firefox sync and pocket removed.