
You are going to need to see some hidden files for this.You will need at least a 8GB Flash Drive (USB 3.0 is obviously a better choice). The Marek Bell blog notes that creating a bootable flash drive of Mavericks is a bit more intricate than Mountain Lion because “it is no longer possible to simply restore the InstallESD.dmg to get a bootable image for USB / Flash drive installation.” But there is a way around this obstacle, which Marek outlines in his thorough walkthrough of creating a bootable OS X Mavericks flash drive. The only way to obtain a bootable OS X Mavericks USB flash drive is to create your own: Delivering Mavericks via a download is super conveient and easy for everyday users but can be unhelpful in several troubleshooting or advanced OS modification situations. A developer preview of the new operating system is available now as a Mac App Store download for registered developers.


On Monday Apple finally unveiled to the world the next iteration of OS X, Mavericks.
