Considering that most of these people live in poorer countries, with less access to communication infrastructure, where often your sole means of wireless communication is a beat-up Nokia phone, the project might come in handy for Nokia's ideas to bring communication to the "next billion people" via cheap but capable handsets. Provided it can pull this trick off with Windows Phone handsets, of course, as opposed to Symbian devices, which was the original intention.
•"Read" all the SMSs they receive thanks to the available text-to-speech access on Windows Phone 7
•Understand the meaning of each word of the SMSs they receive
--> the message is played with a karaoke technology
--> each word of the message is a playable button
•Write SMS in two ways:
--> Icons with sound support
--> SMS recomposition from previous SMSs
Have a look at the Easy SMS project presentation video below. The team needs some votes since it has submitted its work at the USA Imagine Cup 2011 competition, and is one of the 124 finalists invited next month in New York, so if you like what you are seeing, you can vote for their work.
source: EasySMS via Textually