Despite the dependence and the immeasurable amount of sensitive data flowing through Wi-Fi transmissions, the history of the protocol has been littered with security landmines stemming both from the inherited confidentiality weaknesses of its networking predecessor, Ethernet (it was once possible for anyone on a network to read and modify the traffic sent to anyone else), and the ability for anyone nearby to receive the radio signals Wi-Fi relies on.
for each pixel in image
，更多细节参见91视频
The 'magical' blue flower changing farmers' fortunes in India
It's a rare case of the meme reshaping the character itself.
* @return {number[]} 每个位置的人能看到的右侧人数