Many famous papers were initially rejected. Ralph Merkle's invention of public key cryptography in 1975: merkle.com/1974/ Top economists let off some steam (1994): s3.wp.wsu.edu/uploads/sites/… A blog post with many stories (+ great comments section): web.northeastern.edu/slavovl…

The paper is by @TobyWalsh and is worth a read. It specifically discusses personal assistants, and includes this example. Siri's programmers seem to be going for humor, but these responses can be problematic in a context where it's not obvious you're talking to a bot.