Nintendo put a key-chip in every NES and sold the keys only with licenses
After the 1983 US game crash, Nintendo rebuilt the market by making the console itself refuse unlicensed cartridges.
Ler o casogenius.wikiUM ARQUIVO CASESTUDIES.CHAT
Bons problemas.
Soluções brilhantes.
Ideias engenhosas que resolveram problemas difíceis. Veja por que funcionaram.
O arquivo completo, no appOs artigos estão em inglês e chinês simplificado. Títulos e textos mantêm o idioma de publicação.
Casos publicados
2,000 CASOS PUBLICADOS · ATUALIZADOS REGULARMENTESerasoft's banner made Indonesia swipe away fake hair to unlock a 40% discount
Serasoft's banner showed realistic falling hair; swiping it away unlocked a 40% discount auto-applied at checkout — four Citra Pariwara Silvers.
Ler o casoSony Imageworks gave away its color engine; OpenColorIO became VFX's standard
Sony Pictures Imageworks open-sourced its color management library; its config-file design made OpenColorIO the standard across VFX apps and studios.
Ler o casoBancoSol made Bolivia's NGO microlender a deposit-taking bank without losing its mission
Bolivia's PRODEM microlender was rechartered as BancoSol, a private commercial bank, in 1992 — deposit-taking funded growth and the small-loan mission survived.
Ler o casoLaopu Gold priced jewelry by the piece, not the gram, and outgrew every gold giant
A Chinese goldsmith sells fixed-price jewelry made with heritage court craft, charges far above gold value, and overtook Chow Tai Fook's market value.
Ler o casoKakaoTalk Gift let senders skip the address step — recipients fill it in, ₩1tn in 2017
Kakao put gift commerce inside its chat app and deleted the one question that killed online gifting: 'what's your address?'
Ler o casoHungary matches students to colleges with one score-limited algorithm
Hungary's centralized admissions ranks applicants by exam score and gives programs score-limits under a stable matching, with tied peers treated equally.
Ler o casoWikipedia kept new editors with a badge that meant nothing but notice
Wikipedia and researcher Jana Gallus randomly gave new editors a symbolic badge, boosting retention by 20%.
Ler o casoSri Lanka built a free national ambulance service run like a tech company
1990 Suwa Seriya gave Sri Lanka a free island-wide ambulance service by running a government entity with private-sector agility and algorithmic dispatch.
Ler o casoIt's More Fun in the Philippines: a slogan the internet rewrote and spread for free
BBDO Guerrero gave the Philippines a fill-in-the-blank slogan in 2012; netizens memed it — even satirically — and carried it further than any media buy.
Ler o casoBoston Dynamics' Stretch attacks warehousing's worst job: unloading trucks by hand
Truck unloading was the warehouse's last manual job. Boston Dynamics built Stretch to drive into any trailer and do it; DHL and NFI ordered $25M.
Ler o casoTax increment financing: borrow against the tax growth your own project will create
California's 1952 invention lets a city borrow against future property tax rises in a district, funding infrastructure without a vote.
Ler o casoFingerhut optimized each customer's catalog stream, not each mailing
IBM and Fingerhut pick the most profitable sequence of catalogs per customer, replacing redundant mailings.
Ler o casoNetflix tuned its recommender on retention, not star-rating accuracy
Rating accuracy is a proxy; Netflix rebuilt its recommender around the metric a subscription actually runs on: whether members stay.
Ler o casoEconomists got a way to signal real interest without cheap talk
Since November 2006, PhD economists can send two signals of interest before interviews; about 1,000 candidates a year use it.
Ler o casoCustom Research Inc. doubled revenue by cutting clients from 138 to 67
Custom Research Inc. cut its client list from 138 to 67, doubling revenue with the same staff by focusing on high-depth accounts.
Ler o casoDVB Project: rivals signed a 1993 MoU for one open digital-TV standard that won globally
In 1993 broadcasters, CE makers and regulators signed an MoU to build digital TV together; the open DVB standards became the dominant DTV family worldwide.
Ler o casoPETRONAS turned an unspoken family sacrifice into Malaysia's CNY film — a Kancil Silver
PETRONAS's CNY film 'Stay' turned the 1980s practice of giving children to relatives into a tender story — and won Silver at Kancil 2025.
Ler o casoPromethean Power chilled village milk with a thermal battery after solar failed
After its solar milk chiller proved too costly and mistimed, Promethean stopped making power and started storing the grid's few good hours as cold.
Ler o casoIndia made digital payments work where the internet doesn't
RBI's 2022 framework settles small payments with no network and no PIN — capped at ₹200 per transaction, later ₹500, for weak-signal rural India.
Ler o caso