zlacker

>>geox+(OP)
1.4 PB/mm^3 (petabytes per millimeter cubed)×1260 cm^3 (cubic centimeters, large human brain) = 1.76×10^21 bytes = 1.76 ZB (zetabytes)

>>posnet+r5
It's very lossy and unreliable storage, however. To use an analogy, it's only a huge amount of ECC that keeps things (just barely) working.