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You may have encountered keyboards with an optional lift at the back of the board, raising the top keys higher than the space bar. Every set of hands is different, but for most people, pulling the backs of the hands towards the forearms increases strain. Negative tilt has the opposite effect by sloping in the other direction, lowering the top number keys while raising the edge with the spacebar. Many Alice and some split keyboards offer an optional negative tilt. I found it was more comfortable to enable that feature when I’m standing, and I preferred to have the keys flat when sat at my desk.
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A similar system is already being used by South Cambridgeshire District Council which in the last 12 months has identified 1,000 additional claims for residents.
同样是赚 100 块，2019 年能留下 50 块毛利，2024 年只有 36 了，这还不是净利润……