古人说，四十不惑。很多人不惑之年就做了教授，而放眼所见，却颇觉困惑。因为选择做学术，原觉得是一项神圣的事业，可以作独立思想的探索、自由精神的发挥，亦以安顿心灵。圣人说，古之学者为己，今之学者为人。成了教授，本当可以做“为己”之学了，不料却依然天天做着“为人”之学以应付考核，这便是“惑”之由来。
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“I think definitely the importance of video has been clear,” Siminoff said. “But I think this is just another example of how important it is to have video at your house, to be able to have systems like Ring. I think it did show the importance of that.”
Runs on Windows, macOS, Linux, and BSD.