<div class="gmail_quote">On Wed, May 26, 2010 at 6:37 PM, John Smith <span dir="ltr"><<a href="mailto:deltafoxtrot256@gmail.com">deltafoxtrot256@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div class="im">On 27 May 2010 09:21, <<a href="mailto:nicholas.g.lawrence@tmr.qld.gov.au">nicholas.g.lawrence@tmr.qld.gov.au</a>> wrote:<br>
> Why would a parking meter need a GPS? It doesn't move around.<br>
<br>
</div>Same reason banking, the timing source, although surely NTP would be<br>
good enough,</blockquote><div><br></div><div>NTP requires a relatively low and stable latency value on your internet connection. Cellular modems of all sorts are both expensive and have none of those qualities. </div></div>