Because the world has actual things in it like people, wildlife, culture and history. Space has none of those things. Unless you’re there working as a scientist to study things that can’t be studied on earth, it’s pointless.

As of now it’s a glorified roller coaster. At its best private space travel could be Disneyland in space. At worst it’s just rich people paying to be carried up mount everest for clout but with exponentially more resources wasted.