The base game is a 9/10. Celeste + v1.4.0.0 update is a 10/10.

: You can now bind a "demodash" button directly in-game. This removes a major disadvantage for console speedrunners by allowing complex moves with a single press. Visual Enhancements : Checkpoint icons are now more visible, and Cassette Blocks

patch, which introduced technical improvements and level refinements. Key Update Highlights (v1.4.1.0 and beyond) Engine & Graphics