Have you heard of QR codes for genealogy?
They are similar to bar codes that can be read by one's cell phone. They are catching on all over the world and are even being used in Japan on tombstones. In Japan, QR codes allow you to capture the information about the deceased onto your cell phone by scanning. They are also used on monuments and in libraries and museums to pass information to the visitor.
Here are two great articles by Thomas MacEntee that talk about QR codes and how they can and could be used for genealogy.
(explains what QR codes are)
(explains their use for genealogy)
Thomas MacEntee will be speaking at an AFHS special event in October.