Ex-News Junkie
What hasn't been improved by electrification?
Sat Dec 2, 2017 3:29pm

1. gas lights --> electric lights (ubiquitous)

2. wood stoves --> electric stoves (ubiquitous)

3. abacus --> electronic computer (ubiquitous)

4. sun dial --> digital watch (ubiquitous)

5. astrolabe --> global positioning system navigation (ubiquitous)

6. pony express --> smart phone (ubiquitous)

7. gasoline car --> hybrid ethanol-electric car (growth market)

8. jet fueled airplane --> hybrid biofuel-supercap airplane (under development)

9. Earth-to-Orbit rocket --> space elevator (near future)

10. Orbital transfer or interplanetary rocket --> VASIMR (near future)

11. nuclear thermal rocket --> fusion powered magsail (medium term future)

12. generation starship concepts --> relativistic circular accelerator starship concepts (long term future)

The list goes on...

  • Geometric GrowthEx-News Junkie, Sat Dec 2 12:11pm
    If each space elevator could launch enough cable spools to build an other space elevator every two days, then the number of space elevator installations would double every two days... The time to... more
    • What hasn't been improved by electrification? — Ex-News Junkie, Sat Dec 2 3:29pm
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