Being in the field of IT (Computer Science), it’s necessary to keep pace with the changing landscape, otherwise you would end up rendering yourself obsolete. It’s no different with web development/programming: The landscape keeps changing, either on the user interface front or the browser side or the website back-end.
So better learn one now, before you are rendered obsolete.
I am considering the following frameworks:
Read more about the most popular web frameworks that I am considering after the jump.