> prank-art-projects-via-post are no longer possible because the machines will have fully taken over. I'm not convinced that'll be the case - there are only so

> prank-art-projects-via-post are no longer possible because the machines will have fully taken over. I'm not convinced that'll be the case - there are only so many heuristics one can plan with ahead of time. At the very least I'd hope they're not tempted to go for full automation at the cost of that very small minority of letters - that indulgence is possible precisely because postal services are public operations.