Technological Projects

https://en.wikipedia.org/wiki/HD-Rosetta#Writing_process

http://physicsworld.com/cws/article/news/2013/jul/17/5d-superman-memory-crystal-heralds-unlimited-lifetime-data-storage ,
http://www.orc.soton.ac.uk/fileadmin/downloads/5D_Data_Storage_by_Ultrafast_Laser_Nanostructuring_in_Glass.pdf ,
http://wun.ac.uk/article/5d-superman-memory-crystal-could-lead-unlimited-lifetime-data-storage ,
http://www.designnews.com/author.asp?doc_id=265660 ,
https://physicsnow.wordpress.com/2013/07/17/5d-superman-memory-crystal-heralds-unlimited-lifetime-data-storage

http://phys.org/news/2014-02-optical-storage-virtually-unlimited-lifetime.html

https://www.google.ca/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=unlimited-lifetime-data-storage

https://en.wikipedia.org/wiki/Timeline_of_the_far_future#Technological_projects