What makes you think that AngularJS isn't going to involve in that time? Looking at the plans for AngularJS 2.0 and you see discussion about Polymer, Dart, and

What makes you think that AngularJS isn't going to involve in that time? Looking at the plans for AngularJS 2.0 and you see discussion about Polymer, Dart, and using ES6/ES7 features and polyfilling anything missing nowso the framework will last for 5-10 years.