When Trump cut CSR payments, states' 'silver loading' made gold plans cheaper
Insurers raised only silver premiums — the subsidy benchmark — so tax credits ballooned and many enrollees' 2018 plans got cheaper.
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300 条近期案例 · 持续更新Santa Fe's steep water tiers cut use 20% per person while population grew 10%
$6.06 per thousand gallons up to 7,000, then $21.72 — the costliest water in America cut per-capita use from 162 to 96 gallons a day.
阅读案例Rush's 'time tax': a 25-second wait steers vending users to healthier snacks
A device holds junk-food vending snacks for 25 seconds while healthy ones drop instantly — a 'time tax' that matched a 25-cent discount without denting revenue.
阅读案例Medicare's Pioneer ACO bet hospitals a share of savings — it saved $384M in 2 years
Thirty-two systems kept 70% of savings if they beat cost targets and repaid overruns — the first Obamacare experiment certified to save money.
阅读案例California's groundwater cops skipped meters — Land IQ measures water use from orbit
Satellite imagery turns every field into a readable water bill: crop fingerprints plus evapotranspiration now police a dozen-plus agencies' quotas.
阅读案例Painted eyes on 683 cows, zero lion kills — the eyespot trick that broke ambushes
Botswana herds with eyes painted on their rumps lost no cows to ambush predators in four years, while unmarked and cross-marked herds did.
阅读案例Corsi-Rosenthal Box: $70 of box fan and furnace filters beats costly HEPA purifiers
An engineering dean's Twitter idea and a filter maker's build: four MERV-13 filters plus a box fan clean classroom air for $70 and 20 minutes of duct tape.
阅读案例Shame instead of subsidies: CLTS helped take Nepal from 10% to 70% toilets
Guided village walks that find and confront open defecation replaced toilet giveaways — and toilets people choose to build actually get used.
阅读案例Boston Medical Center prescribed electricity — rooftop solar pays patients' bills
Half the hospital's 519 rooftop panels are turned into ~$50 monthly utility credits for 80 medically vulnerable patients who can't afford power.
阅读案例Windows 95 special-cased SimCity's freed-memory bug instead of telling Maxis to fix it
Microsoft detected SimCity by name and ran an allocator that delayed freeing memory — plus version lies and per-app fixes — to remove reasons not to upgrade.
阅读案例When blackout warnings hit, Britain paid households to cut peak-time power use
Instead of rolling blackouts, the grid paid smart-meter homes £3–6 per saved kWh in notified peak windows — Octopus expected about £100 a household over winter.
阅读案例NHS handed Covid patients £20 oximeters — and triaged them by number, not feeling
Covid Oximetry@home gave ~300,000 pulse oximeters to high-risk patients in England; readings three times a day against two thresholds caught silent hypoxia.
阅读案例Baltimore civic hackers freed bus data MTA priced at $600K — it was already streaming
Chris Whong read the AJAX calls of the MTA's own bus-tracker web app, found the “too expensive” GTFS data already flowing, and republished it for free.
阅读案例Hamilton priced premium seats off the scalpers' own resale data, at $849 a ticket
Instead of fighting ticket bots, Hamilton's producers read StubHub and SeatGeek as a live price survey and raised face value to the secondary-market average.
阅读案例DarkSide ran ransomware like a franchise — tiered cuts, affiliates, a helpdesk (interview)
NYT reporter Michael Schwirtz got inside DarkSide’s communications: affiliates on a sliding commission, a Bitcoin helpdesk for victims, M+ in a year.
阅读案例Baochip-1x got fabbed on Crossbar's wafer and shipped in 27,000 DEF CON badge tokens
An independent hacker piggybacked his open-source secure chip on another company’s paid wafer run, then bootstrapped distribution through conference badges.
阅读案例UPS gave sorters $8 Bluetooth headsets and trucks beacons that beep at wrong boxes
UPS's EDGE program turned facility data into one-word voice directions, misload alarms and shift forecasts, worth $200–300M a year.
阅读案例KeySweeper hid a $10 wireless keyboard sniffer inside a working USB charger
Samy Kamkar's Arduino-based charger sniffed, decrypted and uploaded every keystroke from Microsoft wireless keyboards — and looked like a phone charger.
阅读案例GoSecure recorded hackers' own screens for three years inside an RDP honeypot
A deliberately weak RDP machine let GoSecure capture 2,300 attacker sessions on video — tools, habits, even personal email logins.
阅读案例Delta replaced gut-feel fare agents with software and priced every seat by data
After deregulation, Bob Cross studied the 50 agents setting fares by intuition and replaced them with revenue-management software — Delta returned to profit.
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