Telegraph Era (1840s)
Advantage – London–Calcutta messages in minutes, not months.
Limitation – Wires easy to tap; early ciphers were trivial to break.
Photography (1888 film vs. 1990s JPEG)
| Aspect | Analog Film | Digital JPEG |
|---|---|---|
| Resolution ceiling | ~20 MP equivalent with fine-grain stock | Unlimited… if you raise file size |
| Archival decay | Color shift in 30 yrs | Bit-rot if storage isn’t refreshed |
| Editing | Chemical darkroom | Non-destructive layers & filters |
Cloud & AI (2020s)
Pros
-
Infinite, lossless copies at near-zero marginal cost
-
Real-time global collaboration
Cons
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2–3 % of global electricity → data centers
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Algorithmic opacity → bias that’s hard to audit
Take-Away
Digitization consistently compresses space, time, and cost, but it also externalizes new debts—energy, privacy, or transparency—that every generation must pay down.