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Hawaiian Holdings Inc. HA 0.51% is investing in a company developing electric seagliders that the airline hopes to fly on short hops between islands.The battery-powered seagliders being developed by Regent, a Boston-based startup, are a hybrid of a boat and a plane. They would cruise five to 30 feet above the waves on average, flying on a cushion of air that keeps the plane aloft, known as the “ground effect.” Flying between the Hawaiian islands is a major source of…

Razer’s new Blade 15 laptop comes with the world’s first OLED QHD 240Hz display and next-gen specs, giving the Blade 15 series a minor refresh. It sports a 12th-gen Intel Core i9-129000H processor and an Nvidia RTX 3070 Ti laptop graphics card that should help you take full advantage of the device’s upgraded display. Razer says the Blade 15 will go on sale in the last quarter of 2022 for $3,499.99. The laptop’s 15.6-inch display, which covers the entire DCI-P3 color gamut, features a quick 1ms response that should…