House pets are obsolete, as companions,security systems and space heaters. Most of us don't hunt or need varmints run down, so they end up becoming living pieces of furniture that shed all over the other furniture in a most un-neighborly manner.
More importantly than that, we have robo-puppy.
They don't need to be fed, given any water to drink(in fact, water can be outright fatal for these guys)or need to be taken for walkies. No fuss, no mess, no shoe box to bury in the backyard when it breaks down(one can just recycle the thing).
The only reason why flesh and blood pets are still around, besides old habits being hard to break, is that getting rid of them all would put the Humane Society, pet breeders and pet product manufacturers out of business. It would also leave billions of fleas homeless.
We've all got to think about those poor fleas.
We also don't need floors anymore when we're all walking on sunshine or have
.