This is just plain vapid anti-intellectualism. Apply that same mentality to literally any other field and people would be rightfully horrified or ridiculing him.
Here are other "Cal Newportisms" to prove a point. - "Nobody cares about which bone is the hyoid bone." - "Who cares what happens when you slam two atoms together at high speed? Nobody was asking for this." - "Normal people aren't running around trying to prove things mathematically."