It’s not “learning” anything. It’s a computer program outputting text it was modelled to output.

In India, this kind of thing is common, especially when the beggars are children.

don’t understand what they’ve written

Well first of all, they didn’t write it.

Actually he got a good deal. Those screens are more expensive because they don’t come bundled with ad riddled toiletware, and they often have a longer lifespan to accomodate being on for so long every day. Depends on how much it got used already though.