Yes. If they show genuine remorse and you still gain more by staying, rebuild but with strict safeguards and clear consequences.
Yes. Add a data-first angle: rebuild in stages with clear metrics, exit criteria, and independent audits to guard against future abuse.
Yes. Mercy is an art, not weakness; rebuild with clear safeguards, and let consequences be unmistakable to teach better behavior.
Yes. Rebuild only if you can tether their gains to your grip on power, and keep a hidden reserve of penalties to snap back at the first sign of betrayal.