and Jawas!
But before he finds out they've been killed, he says to Luke,
So he's offering to train him right there.ObiWan
"You must learn the ways of the force, if you're to come with me to Alderran."
My theory is that Uncle Owen told that crazy old Jedi who was being hunted by the dreaded Galactic Empire to stay the freaking hell away from him and his family, for gods' sake.