That's absolutely correct. Throw in some other things like Knockout, Nodejs, Angular, etc and you'll be well prepared.

>I see many messages in VFP forum where people are looking for alternative to VFP (whenever time comes). And since web is the only (IMHO) next step in application development, learning HTML5, CSS, jQuery, Bootstrap is very important. No matter what application framework is used (ASP.NET, MVC, PHP, etc.)