Learn whatever you need that will get you to your goal with the most satisfaction. If you want to make iPhone apps, obj-c is probably the way to go. If you wan

Learn whatever you need that will get you to your goal with the most satisfaction. If you want to make iPhone apps, obj-c is probably the way to go. If you want to go into Android development, Java is solid. If you like the web sphere Ruby is awesome. Javascript in general is a highly sought out skill plus you said you were interested in Node, so that's an option as well.