Who do you think made the first stone spears? The Asperger guy. If you were to get rid of all the autism genetics, there would be no more Silicon Valley.
You have to use food motivation whereas a dog will do things for you just for social motivation, praise and petting. Also with any animal you want to stroke it. Don't pat it, stroke it. Most don't like patting.
Cats are great with clicker training. There's a great video you can get called "Clicker Magic". There's a scene in that video where a cat is trained to go through a mini dog agility course - it's all done with food motivation and clicker training. You can train them to do all sorts of thing.