Bcache File System (or Bcachefs)

Hi All, i’ve seen this article about linux new file system Bcachefs is any one aware of this ?

Features that Bcachefs Supports:

Bcachefs supports all the features of a modern file-system, including:
Checksumming to ensure data integrity
Compression to save space
Caching for quick response
Copy-on-Write (COW) that offers the ability for a single file to be accessed by multiple parties at once.