I never really differentiated between these two, in the past. But yes- when I think over it seriously, it's true. Just being interested in doing something is not really a commitment- it's like' If I can do it, fine. If I don't, I still don't lose anything. So that's also fine'
Commitment is,well, commitment- from start to finish, you see the task through! No two thoughts about it. So, let's change over totally from interest to commitment, right?