The picture shows the old
Fermilab tape robot. The new robot stores much more data but
does not have the look of science fiction.
Size of some databases (see Michael Lesk)
Old Fermilab tape robot –
– mostly colliding beam, Monte Carlo.
Telescope at Fermilab – 10,000
Gbytes (release 3)
Printed material - 106 Gbytes
of material printed every year.
Human genome-3 billion DNA base pairs, actual information
content is on the order of 0.05 Gbytes (about size of the
Typical education through graduate school
subsumed in 1-10 Gbytes.
Lifetime of images stored on DVD might be 1000 Gbytes.
Knowledge base in a human brain - 0.25 to 2.5 Gbyte range (1011 neurons).
Profile everyone on earth
- 6*109 people
gives 1.5 to 15*109 Gbytes.