It's not the hardest thing to see how people would all make the assumption that he said it during the announcement "One more thing" was a famous Jobs quote for

It's not the hardest thing to see how people would all make the assumption that he said it during the announcement "One more thing" was a famous Jobs quote for major announcements, and the iPhone had possibly the most famous tech announcement ever, let alone of Jobs'. There was also a famous line where he says "these aren't 3 products, this is one device," which also has the word "one" in it.