It’s easy to think that performance is someone else’s responsibility. However, when we think about apps at scale, it becomes clear that performance, like accessibility, is everyone’s responsibility. So how do we help change this mindset, especially for front-end developers? We do it by adopting a “shift-left” mindset, and take another look at how we both learn and teach web development. Blazing fast sounds nice as a sound byte and can even perhaps serves as a true north, but the journey to …