Components 101
Not all components are created equal. Whether you’re shopping for existing components or creating your own, there are five characteristics that all good components share.
Sound interaction design
Clean code
Ready to use
Easy to configure
Well documented
via uxmag.com
What made VB popular in 90s was the availability of rich interactive components for the desktop. We need a good standard for Web UI components and jQuery seems to be the current popular framework.