If you want to make a clean install of the new OS X Mavericks or even the older versions of Mac OS X, than I strongly suggest you to create a bootable OS X key or a drive.
Samsung Android devices such as Galaxy S2 or S3 come with a cool app called Kies Air, enabling you to connect via WiFi connection and manage them using a web browser.
Really great and free service where you can chat using a bunch of services like Skype or Google Talk within your web browser, meaning you don't need to install anything on your computer.