One of the joys—joys?—of newfound home ownership is fixing things that break, because it’s now our responsibility. When I was a renter, I could just call my landlord who’d… ignore the problem, and we’d learn to live with it. Simpler times! The sliding doors for the cupboard in our study had been jammed since we moved in, and over the weekend we finally figured out why. The rollers had all but disintegrated: Even getting to that realisation was a struggle. Because the wheels had co...