Being good at math and physics for example doesn't make you good at HCI. I learned this by being forced to take an HCI course in grad school and learning how mu

Being good at math and physics for example doesn't make you good at HCI. I learned this by being forced to take an HCI course in grad school and learning how much I didn't know about the area. Another problem is again wrong incentives. If a product usage isn't in the hundreds of millions the management usually does the "move fast, break things, launch the new thing, get promoted, switch teams, rinse and repeat" approach which is a time tested strategy.