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Long before Lotto, Korea had Maningye—a late-Joseon pooled-fund drawing that resembled, but was not legally identical to, a modern lottery. Follow the story through the 1969 Housing Lottery to Lotto 6/45 and today’s Lottery Fund. #LotteryHistory

“No outdoor unit” doesn’t mean no heat exhaust. Window ACs release heat from the rear, while portable units send it outside through a hose. Before installing, check hose limits, vent clearance, drainage, and full-tank shutoff conditions. #PortableAC

A window AC fit depends on more than the window type. Measure the effective frame height where the bracket contacts—not the glass—and check frame depth, rails, handles, exhaust clearance, and bracket specifications. If the bracket twists or fall prevention is uncertain, stop and consult the manual. #WindowAC

Preparing before severe weather matters. Tenants can insure their own household belongings, while eligible small businesses can receive up to KRW 150 million for shops or KRW 200 million for factories in 2026. Premium subsidies start at 55%—but new policies cannot cover damage that has already occurred. #DisasterInsurance

What could make “AI for Everyone” different from today’s free chatbots? The public service targets a September 2026 beta, requires domestic models to handle at least 70% of usage, and starts with 512 NVIDIA B200 GPUs. Privacy rules and operating limits will be just as important as computing power. #PublicAI

Planning an HPV vaccination in 2026? Boys born in 2014 became eligible for the national program on May 6. The guide also explains eligibility for women, when two versus three doses are needed, and why a delayed series does not need to be restarted. #HPVVaccination