I find the opposite. UI issues dominate too much since The Web murdered client-server stacks. Client-server was like parking a passenger car: you aim the front

I find the opposite. UI issues dominate too much since The Web murdered client-server stacks. Client-server was like parking a passenger car: you aim the front wheels where you went to go, and then you are there. Web stacks are like driving an 18-wheel truck: you have to plan in advance your multi-point swings and move carefully and slowly because rework is expensive.