Yes, and as a variant on (1) from the point of view of potential *customers* it makes adoption (at least feel) less risky because if your original chosen suppli

Yes, and as a variant on (1) from the point of view of potential *customers* it makes adoption (at least feel) less risky because if your original chosen supplier goos *poof* there'll be another one to switch to rather than you having to re-adjust your internal processes to go without. (I'm not sure under what conditions either, I mostly know this from having lived it and I wasn't on the business side in any such cases so)