Unity stock has tumbled twice recently, first after Google's Project Genie Reveal, and then after a disappointing earnings report. Project Genie is impressive, but it won't replace video game engines.

Amanda Smith is a freelance journalist and writer. She reports on culture, society, human interest and technology. Her stories hold a mirror to society, reflecting both its malaise and its beauty.

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The right mouse is the most critical weapon in your PC-gaming arsenal. Shape, weight, shortcuts, customization software: Our expert buying guide has it all covered, plus picks to help you smoke the ...