Yeah, grandmas are the best. Their food are always better than what you can get in restaurants. I still haven't found anything close to my grandma's oxtail and tripe stew.
In a restaurant, eating alone, I wonder what engaging things there are to do?
Read a book, you might actually learn something valid.
Ah then it's a matter of apples and oranges. I don't view much social media. Bringing a book can be cumbersome. Just have a digital copy of it.