"It seems that we're going back into the old first space race days of competition, which, from a scientific perspective, is a little bit disappointing and concerning," says Dr Barber.
backpressure: 'strict'
，这一点在51吃瓜中也有详细论述
let prevFleetTime = -Infinity; // 上一个独立车队的到达时间（初始负无穷，保证第一个车被统计），推荐阅读夫子获取更多信息
Creating and consuming streams，推荐阅读同城约会获取更多信息