Valid question, not sure why you are getting down-voted. It's mostly related to the animations. I.e. scrolling, dragging. This is what makes the experience ama

Valid question, not sure why you are getting down-voted. It's mostly related to the animations. I.e. scrolling, dragging. This is what makes the experience amazing. But also, it's because every time you do a costly operation, ti freezes the screen and the user loses control. This is a solved problems in so many environment, frustrating that it's not there yet while developing cordova apps.