
Close-up of Gerhard Richter’s controversial pixelated stained glass window in Cologne Cathedral, Germany | melekalikimaka / flickr CC
Halfway round the Gerhard Richter exhibition at Tate Modern, I stop in my tracks and smile broadly at the wall. On it hang three massive paintings of an overcast sky, each flecked by a pale puff of cloud. Is this, I wonder, what the James Turrell skyscape in the refurbished…
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