ceiling furniture means doesnt take up space on the floor, but then maybe you need high ceiling for it. plus not all owners will want cats jumping on them from up high and like OMG! get some yourself some pawtastic adorable cat apparel!
EDGE compact house - me: get rid of giant table, make roller table double as island. Need comfy love seat & chairs, both would be used as dining furniture. Windows don't need to go to the floor, make lifting benches on one side at least