Handiness: Improve furniture (introduce breaking of furniture)
With handiness sims can improve fridges, sinks, ovens, basically anything electric or plumming to get better stats. So why not also improve sofa's, beds, or chairs to be more comfortable? What...
I'd love if they added the ability to change the furniture's comfort ratings. And really, having beds break after a WooHoo would at the very least be amusing :D