Informazioni economiche

Introduzione
 
 Soggetto
 La quantità di informazioni sta aumentando 
 pulsante indietro [X]   pulsante avanti [Z]

Indice


Table 1.2: Worldwide production of original information, if stored digitally, in terabytes circa 2002. Upper estimates assume information is digitally scanned, lower estimates assume digital content has been compressed.
Storage Medium 2002 Terabytes Upper Estimate 2002 Terabytes Lower Estimate 1999-2000 Upper Estimate 1999-2000 Lower Estimate %Change Upper Estimates
Paper 1,634 327 1,200 240 36%
Film 420,254 76,69 431,690 58,209 -3%
Magnetic 4,999,230 3,416,230 2,779,760 2,073,760 80%
Optical 103 51 81 29 28%
TOTAL: 5,421,221 3,416,281 3,212,731 2,132,238 69%
Source: How much information 2003
Copyright 2005-2006: Laura Ballestra, Piero Cavaleri
 
 pulsante indietro [X]   pulsante avanti [Z]