I always find it mildly annoying to see questions like the OP where the answer is basically standard economic constraints which should be plainly obvious if you use common sense and spend a half second to think about it
Why don't we live in a post scarcity utopic society???????????????????????????????????????? I JUST DON'T SEE ANY GOOD REASON
Same reason as why A/C and electric Windows weren't standard features back in the mid 90s?