The most important apps Windows Phone 7 needs are the social ones, so users will not feel compelled to move to other platforms to communicate.
It is therefore great news to hear another IM network, Naver’s Line, is under development for Windows Phone 7.
The service is like WhatsApp and is very popular in Hong Kong, Taiwan, Japan,
Thailand, Singapore and other far eastern regions, and this is obviously great news in the run up to the Tango push there.
Read more at Blogjack.com