As I hope I've made clear, a best paper award is one sample from a distribution.
By default we’ll log as much information as possible in the prototype. We can later put this behind debugging flags. Every time a command is run we should see: the call path, and the final payload sent to GHCi.
，这一点在新收录的资料中也有详细论述
也就是：豆腐要像人一样有个性。，详情可参考新收录的资料
.or_else(aws_config::environment::EnvironmentVariableRegionProvider::new())，更多细节参见新收录的资料