When is CS:GO Source 2 coming out?

When is Source 2 of CS:GO coming out? Many data miners revealed that the game is already being uploaded to Steam.

Rumor: Counter-Strike 2 Runs On Source 2, Announcement Imminent - Gameranx

Source 2 Engine, Finally Coming to CSGO Soon?

What is Source 2 and How Will It Impact CS:GO?, DMarket

CS:GO Source 2 gets first gameplay footage, but not from Valve

Counter-Strike 2 release date and details on the CSGO successor

New evidence of Source 2 for CS:GO found

Counter-Strike Source 2 : r/csgo

CS:GO User Trolls Fans by Hinting that he Found Cache while Digging through Source 2 Files

Counter Strike 2: release date, skins, system requirements