Hard one, all my classic gear was bought with one or a number of faults. Memorable ones were my Godwin String Concert, Korg Lambda, PolySix (Repair and KiwiSix conversion) and JX3P but the best in terms of satisfaction and sound has prob got to by my pair of Jupiter 4’s. Ones still carrying a long term injury and the other has a new niggles. It’s still got a huge sound tho