Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

tywebb13

macrumors 68030
Apr 21, 2012
2,957
1,650
Definitely not.

Use an 8GB+ USB stick and format it with GUID partition mapping and a partition named Untitled, then run the following 5 commands in terminal:

sudo hdiutil attach /Applications/Install\ OS\ X\ 10.10\ Developer\ Preview.app/Contents/SharedSupport/InstallESD.dmg

sudo asr restore -source /Volumes/OS\ X\ Install\ ESD/BaseSystem.dmg -target /Volumes/Untitled -erase -format HFS+

sudo rm /Volumes/OS\ X\ Base\ System/System/Installation/Packages

sudo cp -a /Volumes/OS\ X\ Install\ ESD/Packages /Volumes/OS\ X\ Base\ System/System/Installation/Packages

sudo cp -a /Volumes/OS\ X\ Install\ ESD/BaseSystem.dmg /Volumes/OS\ X\ Install\ ESD/BaseSystem.chunklist /Volumes/OS\ X\ Base\ System
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.