That's not the advice you gave. In fact you gave no advice, you simply proclaimed your superiority when it comes to past decision making, in that you only worked for companies that make money.

Your reply was intentionally snarky at best; obnoxiously insulting, demeaning and entirely non-useful at worst.

You should have stated it this way in your original comment. Instead your comment comes a across as snarky and unhelpful.

Would you also recommend that he eat food for sustenance, and continue metabolizing it with oxygen?