Having a conversation with people isn't even that cheap, an email / phone call starting with "I'm looking for an engineer who can build XYZ stuff and I can star

Having a conversation with people isn't even that cheap, an email / phone call starting with "I'm looking for an engineer who can build XYZ stuff and I can start your salary at 123 plus ABC benefits, please get in touch with Joe Schmoe at 555-555-5555 if interested to discuss details". The reason people don't communicate this way is pride, they want to sound like hot shit so they feel better about the fact that nobody's applying. Self-induced failure flywheel mechanism.