SMS Applications
Cesar Eduardo Barros
cesarb at cesarb.net
Mon Jul 14 13:35:42 CEST 2008
Jeffrey Malone escreveu:
> Odds are, this concept could be heavily expanded upon (twitter?), and it
> offers the following advantages over data:
> - More reliable. Data can run into a lot more problems than SMS.
> Plus, there is no general "loss", even if you lose signal, the SMS comes
> in once you get it back
> - Less power. As the data is truly an "on demand" "connection", you
> don't need to maintain an active connection.
> - No data costs for those who live in places with expensive data
>
> Conversely, there are some disadvantages:
> - Higher latency
> - Lack of features active connections offer (eg, AIM's "buddy is
> typing", etc)
There's another disadvantage: SMS is often much more expensive than
data. For instance, last I checked on my current carrier a SMS message
was R$ 0,36 for the 140-byte message, while 10 kilobytes of GPRS data
cost R$ 0,05 (both without any special plans or promotions).
--
Cesar Eduardo Barros
cesarb at cesarb.net
cesar.barros at gmail.com
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