Some pre-installed one for regular calls and a recording of me and my daughter imitating the "Bbbrrrrrriiiing! Telephone!" muppets from Sesame street for her and my wife.
If you are worried about brushing too much you can always lightly brush with water but not toothpaste to knock food bits off. Flossing would depend on whether you think something is stuck in there.
AI as a concept has many uses that are beneficial!
The beneficial uses are non-profit seeking uses, which are not the ones seen jammed into everything. Pattern matching is extremely helpful for science, engineering , music, and a ton of other specific purposes in controlled settings.
LLMs/chat bots implemented by profit seeking companies and vomited upon the masses have only evil purposes though.
First chair was a close call, but second chair got me.