h a l f b a k e r yIf you need to ask, you can't afford it.
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bonus
Your boss gives you the deserved stroke of excellence | |
payWave and PayPass by definition should work both ways.
Pity the cards are probably not coded to accept the
gratitude an anonymous benefactor can deliver.
Throwing money around just got to a whole new dance
level.
On the viability of RF energy harvesting
http://drop-kicker....g-bluetooth-beacon/
[notexactly, Mar 27 2017]
[link]
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Those cards are probably powered wirelessly by the
reader. What's the power source in this scenario? |
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A tiny shake generator or maybe piggybacking off
background wifi energy. |
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I like the concept of donors being able to add funds to your account easily ... so definitely the power issue needs to be resolved. |
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Background wifi energy sounds like magic to me though. Will I have to keep shaking my card constantly in the hope that somebody will take pity on me and send a donation my way? |
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Modulation is a type of shaking. Shaking the EM shakes. A
vibration is just a more specifically described shake. |
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Cellphone app wallets could account virtual cash to be
throw'n around . I do not think a card would be too much of
a stretch. |
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It would be nice, if the card built up charge, on it's
capacitors, when you made a shop transaction. |
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