Let's assume pay is the only parameter in a job offer. Also assume Big tech (FANG) set the ceiling for software engineer salary. These companies hire every engineer that meet their criteria. Most engineer given an offer from one of them would accept it since that is the highest possible offer they can get. If there is no talent shortage, these companies should have no open recs or fill them as soon as they're opened…
He is technically correct, the number of attractive ladies who want to date him is much lower than the number of dates he is available to go on.
But no one is going to be sympathetic to that shortage, why should anyone be sympathetic to this one.