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To put it into one more perspective: ESA's Rosetta mission[1] ran over more than 20 years now and had a total cost of $1.4 billions (spacecraft, launch, instrum
by DanielleMolloy 13y ago
To put it into one more perspective: ESA's Rosetta mission[1] ran over more than 20 years now and had a total cost of $1.4 billions (spacecraft, launch, instruments, lander, operations), which is 1/14 of WhatsApp.
[1] http://en.wikipedia.org/wiki/Rosetta_(spacecraft) http://en.wikipedia.org/wiki/Rosetta_(spacecraft) (wake-up of the probe happened this January)