Cs-go V1.36.4.0 -

"Think about it. The AWP's sound lingers. It masks footsteps. It masks bomb plants. It masks everything . If you shorten its lifetime..."

: The update restored functionality for custom team logos (using the .png extension), allowing professional and amateur teams to better represent their brands in-game. CS-GO v1.36.4.0

: Introduced cl_hud_background_alpha to control the transparency of the new HUD backgrounds. "Think about it

Fixed a bug where (Average Damage per Round) incorrectly included team damage. It masks bomb plants

When patch 1.36.4.0 deployed, it wasn't introducing new maps or wild gameplay tweaks like the R8 Revolver update of years past. Instead, it was a maintenance and security update designed to smooth the transition period.

For a historical overview of how this fit into 2018's competitive season, check the Liquipedia Counter-Strike Wiki