Application Development might sound strange, but the average calculator bought from the Dollar Store today has a lot more power. Than the vacuum tube-powered Univac.
A computer science degree can help a person get the training needed to get a job in the design field. But a degree only helps get the job. A person can easily teach themselves skills they need for their own website from a book or a simple course. Web scripts allow a person to get the tools they need to put the right stuff on their website. Of course, plugins can allow the user to do the same. But there is something satisfying about writing your own code that using a plug-in simply cannot provide.
Web development may be popular right now for most programs. But system-level programmers need to maintain the protocols. The Internet and to write the software used by routers. Visual Basic and Delphi can help a person develop desktop applications, but they are no longer the most useful quick application development tools in a programmer’s software library.