Wow, that will be useful.
Bitcoin is a universal currency. Well, stated more correctly, it is a protocol that doesn't have any concept of nationality or language even (except for some message syntax).
So it is already being used around the globe:
But there is so much further to go:
So this translate tool can help broaden and extend bitcoin's reach.
And we are seeing proof that Bitcoin is reaching further and further. For instance, recently launched were exchanges in Sweden and the Philippines. BitInstant is nearing the launch of their product for serving the UK, Brazil, Russia and more.
Being able to serve many languages from a single source is an innovation that will help bitcoin reach where "bitcoin" is a word they might never even have heard of yet.