Domestication does not have to be deliberate, nor does it need to provide an immediate benefit to the party doing the domestication [1]. This is probably a common misunderstanding of the process. Plus for a little more complexity, we can expect that these aspects (to be deliberate, to provide benefit) can be recognised and emphasized during the domestication process.

[1]. It may be unsettling for us egotistic humans, but the domestication process can be mutual to the extent that it causes Speciation in both parties.