> Cross-browser hassles, graceful fallbacks. You don't have to make your web app compatible with every browser ever released—know your target audience. You can

> Cross-browser hassles, graceful fallbacks. You don't have to make your web app compatible with every browser ever released—know your target audience. You can develop only for Mobile Safari—and, with a bit of effort, make your app run on Android, desktops, and even Lynx as well if you want.