This extends to some other cases as well.

with Kodi) that is playable on my TV with one click with a single unifying interface. It's the reason I can't build a collection of media (e.g. It's the reason I can't trust that things I purchase will be available to me indefinitely. DRM is the reason I can't watch movies at the highest bitrates and resolutions on my device from Netflix or Amazon. This is very much a practical reason as well, though this overlaps with 'not available in a usable form'. For political reasons, to avoid supporting DRM.