Another consideration is the projects that have been built with each framework. That can help you gauge popularity, where the jobs are, where you could get a jo

Another consideration is the projects that have been built with each framework. That can help you gauge popularity, where the jobs are, where you could get a job (or potentially poach someone from), and the capabilities of each library/framework: http://backbonejs.org/#examples http://backbonejs.org/#examples http://emberjs.com/ember-users/ http://emberjs.com/ember-users/ http://builtwith.angularjs.org/ http://builtwith.angularjs.org/