The article linked below immediately piqued my interest, and I believe it deserves at least a quick read by anyone who has ever pondered the nature of their existence or their level of self-awareness.
The article questions whether “we” actually exist, not in a mental construct like the Matrix (where humans are harvested for their btu production to run AI machines), but rather more generally, addressing THE question–whether “we” exist in any manner at all.
'You' Don't Exist: Why an Enduring Self Is a Delusion | Alternet