Some thoughts: VR, fusion, non-refrigerant cooling technologies, personal genomics, silicon-on-sapphire ICs, every drug and treatment that is just around the corner, quantum computing, CO₂ capture, failed Google projects such as Google Glass, Google Wave, Google contact lens glucose sensor.

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worldsayshi 8 months ago | parent | next [-]

Social media that aligns with human needs, permaculture farming, digital voting systems, smart contracts.

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fnord77 8 months ago | parent | prev | next [-]

optical computing, custom printed medication(s) pills

	▲	marcosdumay 8 months ago \| parent [-]
		I think optical computing is in the exact opposite of the situation the OP describes. We have known how to do it for a while now. There are just not too many applications where its strengths are more important than its drawbacks.

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HPsquared 8 months ago | parent | prev [-]

Nuclear energy (new OR existing technologies)