This is why people don’t want to talk about money
Congrats to OP for having a lot of money in the bank, but there is nothing special or unique about their advice. It's the usual invest your money, don't spend too much, try to get into a top company, etc.
Even for someone in a similar situation, there is very little here that I haven't seen repeated elsewhere countless times.
Remove a zero from his salaries, and the response would have been very different.