I don&#x27;t need to &#x27;cite&#x27; what I can see with my own eyes from the stats of my payment services provider. Browsers are very easily released, they take a very long time to die. This is one reason why I tend to keep things simple, this vastly reduces the amount of resources required to make something work on a lot of different platforms and browser combinations.<p>Of course if your web app relies on all kinds of sexy stuff then you&#x27;re going to have to convince yourself that those people don&#x27;t matter.