Cemento Sol encoded storefront info into tactile sidewalk tiles for blind pedestrians
Cemento Sol and Circus Grey encoded business categories into tactile paving tiles so blind pedestrians read them with their cane, no app needed.
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Casos publicados
3,236 CASOS PUBLICADOS · ATUALIZADOS REGULARMENTECanadian Women's Foundation's silent hand signal for help
The Canadian Women's Foundation created a silent hand gesture that victims can flash on video calls to signal for help without being overheard.
Ler o casoActon made Signal unsellable by turning it into a nonprofit
Brian Acton, after watching Facebook override WhatsApp's privacy promise, funded Signal's conversion to a nonprofit so no one could ever buy it.
Ler o casoHelen Slottje beat fracking with zoning law, not environmental law
Lawyer Helen Slottje helped Dryden, NY ban fracking by treating it as a heavy industrial land use, using home-rule zoning power.
Ler o casoSmartStart licensed homes as childcare centres to reach poor communities
SmartStart trained underemployed women to turn their homes into licensed early-learning sites, scaling via social franchise to reach 160,000 kids weekly.
Ler o casoSong China stopped exam bribery by anonymizing papers
Song China's imperial court stopped exam-grader bribery by sealing names and transcribing papers into a standard hand, so graders couldn't identify candidates.
Ler o casoCrown of England taxed wool by forcing it through one port
Edward III's Crown, facing wool smuggling across many ports, forced all exports through one licensed staple town, Calais, making taxation easy.
Ler o casoStetson Kennedy fed Klan secrets to Superman radio show
Stetson Kennedy fed the Klan's real rituals to a kids' radio show, making them cartoonish and stripping their mystique.
Ler o casoStrowger's automatic switch removed human operators from telephony
An undertaker, suspecting a biased operator, invented a mechanical switch that let callers connect directly, removing human discretion from the phone system.
Ler o casoSea-Land gave away its container fitting patent to end the standards war
Sea-Land gave away its twist-lock corner fitting patent royalty-free to unblock the container standard, betting on downstream shipping profits.
Ler o casoMilkman made people crave the gym by locking their favorite audiobooks inside it
Milkman and colleagues made gym visits more tempting by locking participants' favorite audiobooks to gym-only access, boosting attendance by 51%.
Ler o casoTetra Pak eliminated the cold chain by sterilizing milk and packaging separately
Tetra Pak made milk shelf-stable by sterilizing liquid and packaging separately, then sealing in a sterile chamber, removing refrigeration need.
Ler o casoTilganga Institute made its own lenses to cut cataract surgery cost
Sanduk Ruit and Fred Hollows built a Kathmandu lab to make intraocular lenses locally, cutting cost from $200 to $7 and enabling mass cataract surgery.
Ler o casoToledo Scale replaced pep talks with product knowledge
Toledo Scale replaced pep talks with a product-knowledge school, boosting sales.
Ler o casoTonga Room cut mug theft by making mugs less collectible
The Tonga Room stopped tiki mug theft by serving cocktails in plain glassware, removing the collectible appeal that made them worth stealing.
Ler o casoTorrens fixed land fraud by porting ship registry model
Robert Torrens, a customs man, replaced land's deed-chain proof with a ship-style central register, making titles indefeasible.
Ler o casoToyota copied supermarket shelves to stop forecasting production
Toyota's Ohno replaced forecast-driven push with a pull system where each station signals the previous one via kanban after consuming parts.
Ler o casoCameroonian healers enforced pay-if-cured contracts with spiritual authority
Cameroonian healers ran pay-if-cured contracts by using their spiritual authority as a trusted verifier and enforcer.
Ler o casoEuropean academies measured the solar system by timing Venus transits worldwide
European academies sent expeditions worldwide to time the 1761/1769 Venus transits, combining parallax data to measure the Earth-Sun distance.
Ler o casoTudor packed ice in sawdust and built an empire
Frederic Tudor, after bankruptcies, packed ice in free sawdust from sawmills, cutting melt loss and building an ice empire.
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