You may be interested in this Youtube channel, wherein a dog owner has been teaching the dog to use a gradually expanding set of talking buttons: https://www.yo

You may be interested in this Youtube channel, wherein a dog owner has been teaching the dog to use a gradually expanding set of talking buttons: https://www.youtube.com/watch?v=iXy7NTGHAyQ https://www.youtube.com/watch?v=iXy7NTGHAyQ There's another channel where someone's been doing the same with some measure of success with a cat: https://www.youtube.com/watch?v=ooCEYMaNL8I https://www.youtube.com/watch?v=ooCEYMaNL8I