I recently started having some problems with my Windows 7 installation on my mid-2010 iMac so decided it was time for a refresh and full update.
I backed up my files, booted in to OS X, repartitioned the drive, updated to Yosemite and proceeded to run the Bootcamp Assistant to install Windows 8.1 (with update).
That's when I noticed a problem. I was not given the option to create a bootable USB installer. While my iMac does contain a SuperDrive I don't really have any DVD-Rs lying round these days so wanted to use one of my fast USB sticks to install Windows from.
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