Customers of Palringo often comment on how we have changed their use of the mobile. Whether it’s the fact that they can  use Instant Messaging more effectively while on the move, or how Vocal IM allows them to send messages when text messaging just doesn’t work we seem to have a struck a chord around [...]

LONDON, Aug 19, 2008 (BUSINESS WIRE) — ‘Push-to-talk’ — the voice equivalent of text messaging (SMS) — has come to the iPhone(TM) for the first time.
Promised as ’soon’ when it launched its service for the iPhone on July 29, Palringo has added the vocal instant messaging functionality to its rich messaging application available from Apple’s [...]

James Enck (Merrill Lynch)
James enk at telco 2.0