no-previews-soundcloud.js

// ==UserScript==
// @name         noPreviews
// @namespace    http://github.com/thewisenerd
// @version      0.1
// @description  < <
// @author       thewisenerd
// @match        https://soundcloud.com/stream
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    function noPreviews() {
        var x = document.querySelectorAll('.soundList__item');
        for (var s of x) {
            if (s.innerHTML.indexOf('sc-snippet-badge-grey">Preview') != -1) {
                s.remove();
            }
        }
    }
    window.addEventListener("DOMNodeInserted",noPreviews, false);

})();