1.0Sonarworks Bloghttps://www.sonarworks.com/blogBrad Packhttps://www.sonarworks.com/blog/author/bradpackrich600338<blockquote class="wp-embedded-content" data-secret="Ie0zLgkczY"><a href="https://www.sonarworks.com/blog/learn/mastering-for-apple-digital-masters">Mastering for Apple Digital Masters</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.sonarworks.com/blog/learn/mastering-for-apple-digital-masters/embed#?secret=Ie0zLgkczY" width="600" height="338" title="“Mastering for Apple Digital Masters” — Sonarworks Blog" data-secret="Ie0zLgkczY" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /*! This file is auto-generated */ !function(c,l){"use strict";var e=!1,o=!1;if(l.querySelector)if(c.addEventListener)e=!0;if(c.wp=c.wp||{},c.wp.receiveEmbedMessage);else if(c.wp.receiveEmbedMessage=function(e){var t=e.data;if(!t);else if(!(t.secret||t.message||t.value));else if(/[^a-zA-Z0-9]/.test(t.secret));else{for(var r,s,a,i=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),n=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),o=0;o<n.length;o++)n[o].style.display="none";for(o=0;o<i.length;o++)if(r=i[o],e.source!==r.contentWindow);else{if(r.removeAttribute("style"),"height"===t.message){if(1e3<(s=parseInt(t.value,10)))s=1e3;else if(~~s<200)s=200;r.height=s}if("link"===t.message)if(s=l.createElement("a"),a=l.createElement("a"),s.href=r.getAttribute("src"),a.href=t.value,a.host===s.host)if(l.activeElement===r)c.top.location.href=t.value}}},e)c.addEventListener("message",c.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",t,!1),c.addEventListener("load",t,!1);function t(){if(o);else{o=!0;for(var e,t,r,s=-1!==navigator.appVersion.indexOf("MSIE 10"),a=!!navigator.userAgent.match(/Trident.*rv:11\./),i=l.querySelectorAll("iframe.wp-embedded-content"),n=0;n<i.length;n++){if(!(r=(t=i[n]).getAttribute("data-secret")))r=Math.random().toString(36).substr(2,10),t.src+="#?secret="+r,t.setAttribute("data-secret",r);if(s||a)(e=t.cloneNode(!0)).removeAttribute("security"),t.parentNode.replaceChild(e,t);t.contentWindow.postMessage({message:"ready",secret:r},"*")}}}}(window,document); </script> https://blog-uploads.nyc3.digitaloceanspaces.com/2019/07/mfit-cover.jpg1200900Editor’s note: This document has been updated to address questions and comments from our readers. Also, as of August, 2019 Apple has rebranded their iTunes music app and Mastered for iTunes content specifications and this document reflects and notes those updates. We appreciate any and all feedback and strive to provide useful, accurate and up-to-date…