This approach requires 1. a _huge_ amount of trust and respect for the acquired team to not meddle/interfere, and 2. a huge amount of restraint to not force t

This approach requires 1. a _huge_ amount of trust and respect for the acquired team to not meddle/interfere, and 2. a huge amount of restraint to not force the acquired team into conforming to whatever standards and norms are present in the acquiring team. Both of these are exceedingly rare.