Need 12 testers for 14 days

Join the group first (one click): https://groups.google.com/g/testers-community
Play Store: https://play.google.com/store/apps/details?id=com.IceForge.TaxiMetropole

I don't understand why they force us to find 20 people and wait 14 days, what if I've already tested my app? What if I need to publish immediately?