checkpoint.dataset_prefix
AdGuard Family Plan: Lifetime Subscription，详情可参考WPS官方版本下载
Estimated shortcuts: ~91 million (a manageable number for global routing)，这一点在爱思助手下载最新版本中也有详细论述
PricingMonthly Plan: $19.90/Month 27% off，详情可参考51吃瓜
For multiple readers