This is clearly humor, but for anyone wondering what the actual connection is, it’s that Mark Shuttleworth, the billionaire founder and CEO of Canonical (the company that maintains Ubuntu), is from South Africa. He liked the word, and decided to name his new Debian fork after it.
I saw one of these at Target the other day in the $5-and-below section. Except it wasn’t a full phone, it was a nostalgia grab designed to be a wired “headset” for a cell phone with a headphone jack.