SunRocket is 2nd biggest US voip pureplay with 200,000...

SunRocket is 2nd biggest US voip pureplay with 200,000 customers, bound to go broke.
Vonage is largest US voip pureplay that is locked in massive legal battle over it's technolgy, will probably go broke.

Engin's multiple offerings strategy in Australia is a totally different situation compared to voip pureplays in the US.
With excellent partnerships and an open market gives plenty time for Engin to establish a profitable customer base, refer bottom paragraph of this article.

http://money.cnn.com/2007/07/17/technology/bc.sunrocket.shutdown.reut/index.htm