He has tutorials on Python 2.7, MySQL, PHP, Assembly language, C++, C#, Objective C, Java, Android dev, OOP, Design Patterns, UML, JavaScript, AJAX, JQuery, Angular, Git, HTML, CSS, WordPress, XML, Investing, Marketing... I watched some of the Android development videos. It helped for me to slow them down, but then I hardly listen to English lately. I did like that he used large fonts in his IDE and zoomed in on the text.