PSA to job market candidates: if you didn't get a particular flyout, it may have had nothing to do with the quality of your interview. Departments have a myriad of internal constraints and goals that are unobservable to you, and the process is a lot more complex than you think.
Comments
However, a quick internet search reveals that academic job searchers are in the same boat. Many like this:
https://www.chronicle.com/article/5-easy-fixes-for-a-broken-faculty-job-market/
I am lucky enough to say that I have not experienced anything like that on either side of the academic job market. I have not heard of practice like that in our "industry" either.