Because Dr. Drang (his pseudonym) has a PhD in civil engineering, and is a practicing Professional Engineer specializing in failure analysis, making him uniquel

Because Dr. Drang (his pseudonym) has a PhD in civil engineering, and is a practicing Professional Engineer specializing in failure analysis, making him uniquely qualified to comment on such a video's technical shortcomings. If you follow him, he often includes a delightful amount of sarcasm and snark, enjoyably so.