It's both serious and a joke. The seriousness is that it works (to point) and the implications to our profession as software developers. The joke is just how stupid it is. Refer to the original story link above for proof of outcomes.
It gets kind of philosophical really fast. What does it mean when software can be automated through a bash loop? (Not to 100%, to 80%. What does that mean to software outsourcing in the consulting industry?)