It was kicked off by Jonathan Jones having a rant, saying photography is a technology and can never be art:
The $6.5m canyon: it's the most expensive photograph ever – but it's like a hackneyed poster in a posh hotel
In the comments, a reader points out Jones took the opposite view in an January 2013 article:
Photography is the art of our time
And in another Guardian article, Sean O'Hagan pours scorn on Jones' views, calling them "quaint" among other things:
