It’s a very useful signal as a hiring manager, assuming you trust the reference, but also leads to problematic incentives where people feel like they need to spend resources on being liked by those giving references in order to get a job. “Spend resources” here can be understood to include a wide variety of behaviors, including good things like working well with others, innocuous things like networking, but also dangerous things like flattery or (for example) not advertising that the giver of references is a harasser.
It’s a very useful signal as a hiring manager, assuming you trust the reference, but also leads to problematic incentives where people feel like they need to spend resources on being liked by those giving references in order to get a job. “Spend resources” here can be understood to include a wide variety of behaviors, including good things like working well with others, innocuous things like networking, but also dangerous things like flattery or (for example) not advertising that the giver of references is a harasser.