Those value differences are so subtle, Iain. My laptop is picking them up whereas my iPad sees only black. I don't mind having to work a bit to see these!
Thanks Artyczar, I have recently produced an image which reminded me of a favourite Martin work.. Early on I attempted to produce canvases a la Martin. I guess, if we truly connect with an aesthetic it will emerge somehow.
Thanks Donna, I am glad you pointed that out.i was disappointed the uploaded image looked inferior, despite being viewed from the same device. Oh well. I submit to a higher power