Re: [Question]: Contributing to btrfs

1) You don't learn anything by doing them. You don't learn nothing
about btrfs internals, filesystems in general, kernel programming in
general, general programming in C, etc. It ends up being only a waste
of time for you;

It is useful for one reason. If you would like to get used to the workflow of kernel development,
this seems to be useful for a lot of people. In fact, Linus himself has encouraged this.