As someone with some winforms and client applications experience - is it worth going back and learning the way traditional ASP .NET pages work, or is it okay with moving str
ASP.Net Webforms is a completely different abstraction over the base framework than ASP.NET MVC. With MVC you've got more control over what happens under the covers than with ASP.NET Webforms.
In my opinion learning different ways to do things will usually make you a better programmer but in this case there might be better things to learn.