Its restrictive, but not that different from other types of deals. For example, when I worked at a VFX software company, we were exclusively with one hardware

Its restrictive, but not that different from other types of deals. For example, when I worked at a VFX software company, we were exclusively with one hardware partner. This unlocked something like a 50% discount across all our infra needs (they were big enough to provide switches, racks, servers, storage) another company it unlocked a 75% discount.