Any actual reason for complicated UIs? [closed]

1. Why is UI design so difficult?
2. Why is UX design so difficult?
3. What makes a bad app design?
4. Why is usability hard in practice?

Why is UI design so difficult?

Good UI design is hard because it involves 2 vastly different skills: A deep understanding of the machine. People in this group worry about code first, people second. They have deep technological knowledge and skill.

Why is UX design so difficult?

Summary: UX practitioners who feel inept at their job usually face far greater challenges than improving their design, craft or research prowess. Rather, addressing development schedules, Agile, Scrum, Lean, and team member's roles can create the greatest challenges.

What makes a bad app design?

Poor information architecture results in bad app design as the layout and structure of your app's information aren't easy to understand or use. As a result, users will be confused about navigating your app and will likely end up abandoning it.

Why is usability hard in practice?

It Is Not Possible To Design the User

Users are different; they have different needs and expectations. While some can use a product easily to accomplish their intended purpose, others may face difficulties. The experience of an individual with similar products often determines how a product stimulates the user.