…ated in the current product and it cannot be just replaced by a brand new brilliant design concept. Systematically influencing the eco-system and understanding of the evolving user goals are the challenges to be solved with successful product design process.
…unts of state, it can easily become spaghetti. Lots of unpredictable side-effects can be triggered. Two way data-binding was a feature in 2013 and Facebook said it was a bug. It turns out they were right. Ember, Angular, Vue, and others would later adopt the one-way model.