> using synthetic data I'm curious about both this and the emphasis on "high quality" data (e.g. Microsoft's Phi models) ... 1) What is/are the goal(s) of usi

> using synthetic data I'm curious about both this and the emphasis on "high quality" data (e.g. Microsoft's Phi models) ... 1) What is/are the goal(s) of using synthetic data, just a source of more data, or "high quality" data ? 2) What is the definition/measure of "high quality" data - is this about consistency, or coverage, or what ?