"It's not just a question of numbers, dates and times. It's emotion. And so, you know, when we wake up on that certain day of the year, it's kind of like how everybody wakes up feeling on 9/11."
http://www.cbsnews.com/news/memory-wizards-60-minutesSome people have quite an amazing natural memory.
Eventually, various A.I. programs will try to meet & exceed even the best human minds.
http://en.wikipedia.org/wiki/Artificial_general_intelligence#Whole_brain_emulation
A simulation of human consciousness could eventually become possible.
http://en.wikipedia.org/wiki/Artificial_consciousness#Consciousness_in_digital_computers
There would be several benefits with intelligent machines.
http://en.wikipedia.org/wiki/The_Singularity_Is_Near#Genetics.2C_nanotechnology_and_robotics_.28AI.29
http://en.wikipedia.org/wiki/The_Age_of_Intelligent_Machines#Definition_and_history
http://en.wikipedia.org/wiki/Transcendent_Man (2009)