Earlier quoted context omitted.
They were hoping to discourage him from asking for more. It’s always negotiable if the company wants to hire you, they just typically don’t want you to feel that way.
It's only negotiable because he got an offer from the next FAANG. Recruiters are not going to assume that you can enter any FAANG at the highest possible level. It was incredibly lucky from the OP to get 2 offers and at the same time.
Not sure I agree there. I think it could be a deliberate way to engineer the process to create a leverage which most savvy candidates learn to do every time they're on the market. I've been doing this for the past 6 years. It just takes discipline, casting a wide net with a lot of firms in the initial interview process, and being thorough.