Not surprised. IOS is short for Inbred Operating System.
If you give someone an image on an SD card, IOS can only find it if it's in
the DCIM folder.
Jim
(sorry if a duplicate, seem only able to post from Gliderpilot.net this
week)

On Thursday, December 26, 2013 8:14:42 AM UTC-8, John Carlyle wrote:

The problem with these adapters is that they are limited to moving image
files to/from the iPad or iPhone. They won't support IGC files.