OP wasn't asking how to ensure their team members have relationships that extend beyond the time they spent working in that team. it was about the trade-off be

OP wasn't asking how to ensure their team members have relationships that extend beyond the time they spent working in that team. it was about the trade-off between team happiness (getting to use tools how the team wants to) versus the results (problems with the produced software because the team are using the tools how the team wants to).