On Wed, Apr 29, 2015 at 11:26:23AM -0700, Rick Stevens wrote:
As long as the SD card can handle the image, it shouldn't matter
"dd" should quit once it's transferred the ISO image (the copy is based
on the input device/file size, not the target's size).
But the SD card can't handle the image. As a practical matter--real-world
experience--the short copies result in a non-booting image.
I bought 32GB cards so I had no issues regardless of what the ISO
It doesn't matter; if two 32GB cards, with the image on the source
expanded to use the entire card, don't have either identical or larger
destination raw capacity, the same problem will surface.