We've seen a spate of high profile VR marketing campaigns and fake-real world CGI social media ads from big brands recently. But activist groups are also turning to the techniques, as this attention grabbing campaign shows.
There are giant pigs hovering over several locations in the UK, and they have nothing to do with Pink Floyd, who famously flew a porcine balloon over Battersea Power Station. It's an app called SOW VR, which aims to shame companies that it says are connected to industrial meat farming (for more on VR, see our guide to the best VR headsets).
