Thanks, Dave!
And a very Happy Nude Ear to you as well.
Actually, I have just realised the flaw in my suggestion - blind people don't wipe their arses with paper, they have dogs

(
Ptolemy the man with the silent pea,
Mon 19 Jan 2009, 15:51,
archived)
Perforated dogs FTW!
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Sir Aunty Grampa Dave the Hat - enjoying a post-meridian muncheon - Ta! Cannaoogim!?,
Mon 19 Jan 2009, 15:57,
archived)