TD - Firstly I hope you enjoy your freedom from the grind! Most I have spoken to on the subject find they have less free time post retirement than they did before, but all had bigger smiles!
Anyhow!! I can't imagine how a clutched drive would prove reliable and I don't wish to dream of those failure modes... Fortunately I only operate said beast and don't have to fix it! Genuine question (If I may!) What was the motivation for switching from N3 to N2?