1.0Gizmodo Australiahttps://gizmodo.com.auanguskidmanhttps://gizmodo.com.au/author/anguskidman/rich600338<blockquote class="wp-embedded-content" data-secret="wKQZk5rys7"><a href="https://gizmodo.com.au/2012/03/optus-to-stop-calculating-prepaid-mobile-broadband-data-in-10mb-chunks/">Optus To Stop Calculating Prepaid Mobile Broadband Data In 10MB Chunks</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://gizmodo.com.au/2012/03/optus-to-stop-calculating-prepaid-mobile-broadband-data-in-10mb-chunks/embed/#?secret=wKQZk5rys7" width="600" height="338" title="“Optus To Stop Calculating Prepaid Mobile Broadband Data In 10MB Chunks” — Gizmodo Australia" data-secret="wKQZk5rys7" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); </script> One of the more annoying features of Optus’ prepaid offering for mobile broadband is that it counts data in 10MB chunks, which means your usage can ratchet up fairly speedily. That will change from late April, with Optus switching to a slightly more reasonable per MB charging model.