The rest is merely some very terrible error checking and logging. A scheme we'll apply to other functions as well, because I'm lazy.
The Legion Go Fold is only a concept for now, but Lenovo has a decent track record of bringing its prototypes to market. If it makes this one a reality, it could very well be the ultimate portable gaming device. In a press release, the company pitched it "for gamers who don’t have hours to sit in front of a TV or PC, or who don’t want to juggle both a laptop for work and a handheld for gaming when traveling."
，这一点在chrome中也有详细论述
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Equal (2): Everything in this space must be equal to 2. The answer is 2-2, placed vertically; 2-0, placed horizontally.