Gregory's Server@markarayner I am really trying to get this but as usual my #autism is preventing me from getting the joke (and yes I do know who Rod Steward is)
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2 comments
 @niamhgarvey Cones are the photo receptive cells in our retina that allow us to see colors. Rods are the photoreceptive cells that help us see in low light. |
@markarayner Stewart not Steward I mean