Convert tbz2 to cpio

What is the difference between .tbz2 and .cpio?

Description: File archive compressed with both .TAR and .BZ2 compression; often found on Unix systems; must first be decompressed (using Bzip 2 decompression), then the files must be extracted from the tar archive.; The cpio file type is associated with Unix-based systems and represents a format used for archiving and compressing files. The name "cpio" stands for "copy in, copy out," reflecting the method by which files are gathered into an archive or extracted from one. This format supports various compression methods and is commonly utilized for creating archives in backup processes, distributing packages, or consolidating files for easier transfer. A cpio archive can contain multiple files and directories, preserving their file attributes.