Possible Clues:

• Confirmation of taxmen's presence, perhaps, that inflames viewer
• One slowing down is an irritation in the pupil's environment
• Eye ailment
• It might cause photophobia
• Big British clearing banks seeing problem
• Eye disease — girl catches it
• Newspaper slowing down is a problem for the Observer?
• I, so to speak, can be affected by it and I'll be regularly seen in it