Huh? They do need to step it up if mobile web apps are ever going to be a decent experience, the Android browser has been sometimes sufficient but never stellar, but isn't "stepping it up" exactly what remote debugging (and the new chrome) is? How is that squandering anything? Are you just mixing tenses?

Mobile safari certainly isn't a good example for tooling, though remote debugging is apparently there waiting to be enabled: http://atnan.com/blog/2011/11/17/enabling-remote-debugging-v...