[godwine]

Can they change it? Yes. Should they do it? NO

How many years will that take? Its not a big bang, you can't expect to change the system and the next day, people are all converted and FULLY literate (Note I capped FULLY)

It has nothing to do with what it where its from, its part of the culture. The last I checked, MOST European language had some ingredient of English, and many shared the same alphabet but employed the use of accent. Maybe they should stop using the same set of alphabet then? Its English anyways?