I'm in my 40s. I've had several really bad interviews, and a few good ones. My advice to you is to stand up and walk out when the interviewers become mocking,

I'm in my 40s. I've had several really bad interviews, and a few good ones. My advice to you is to stand up and walk out when the interviewers become mocking, overly pedantic, or arrogant. Consider it a reflection of office culture.