Via [url=https://steamcommunity.com/games/CSGO/announcements/detail/701021228894259246]the Steam Community[/url]

[quote=Valve][b][u]PREMIER[/u][/b]
- Premier Season Five has begun
- Added Cache to the Active Duty Map Pool
- Removed Overpass from the Active Duty Map Pool

[b][u]GAMEPLAY[/u][/b]
- Re-designed effective range and extent of C4 explosion damage on all official defusal-mode maps.
- Damage is now applied according to precomputed simulation values, baked into the compiled map.
- Explosion shockwave damage now rapidly expands from the center of the explosion instead of being applied instantly.
- Fixed case where picking up dropped weapons through the Buy Menu would fail to complete.

[b][u]ARMORY[/u][/b]
- Added two new weapon collections based on the recent Call to Arms community announcement: Spy Tech + Arabesque
- Added two new sticker collections based on the recent Call to Arms community announcement: Fruits & Vegetables + Auto Racing
- Train 2025 and Sport & Field weapon collections are no longer available in the Armory
- Sugarface 2 and Elemental Craft sticker collections are no longer available in the Armory

[b][u]WORKSHOP[/u][/b]
- Updated "Custom Paint Job Extended"
- Added option to include a dedicated overlay mask texture
- Added option to set unique overlay UV randomization separate from albedo UV randomization

[b][u]MISC[/u][/b]
- Reduced the performance cost of showing the scoreboard.
- Fixed a case where material blending effects would disappear when you got too close (e.g. the dirt on the barrels in Inferno Banana).
- Increased sticker rotation precision to allow half-degree increments on application screen.

[b][u]MAP SCRIPTING[/u][/b]
- Added Instance.QueueAfterThinks
- Added Instance.OnWeaponDrop
- Added CSWeaponBase.GetOriginalOwner
- Fixed a crash when the name passed to Instance.RegisterCheatCommand collided with an existing command.
- Added file name and line number to errors caught during the CompileModule step of script loading.
- Removed support for deprecated vts assets.

[b][u]ENGINE[/u][/b]
- Updated engine code to the latest version of Source 2

[b][u]MAPS[/u][/b]
- Removed community maps: Warden, Stronghold, Alpine, and Sanctum from all game modes
- Added community maps Boulder, Fachwerk, and Shelter to Competitive, Casual, and Deathmatch modes
- Added community maps Debris and El Dorado to Wingman mode

[b]Cache[/b]
- Various clipping adjustments

[b]Dust II[/b]
- Fixed pixel gap Outside Tunnel
- Clipping adjustment Outside Tunnel

[b]Inferno[/b]
- Clipping fix to prevent pixel boost at Top of Mid[/quote]

Rumor has it:

- [b]Size is in excess of 10 GB (with Workshop Tools installed) - data capped users should TAKE ACTION NOW![/b]