April 23. Day 113. People in glass houses shouldn't

 Everyone knows the saying "people in glass houses should never throw stones". My Dad had a slightly different version. He'd say "people in houses shouldn't ...."
Fair advice, unless you want the world to see. I have another variation. "People in glass houses should expect to spend their lives cleaning windows".  But glass is the design statement of the moment and we have lots of it around my places often in spots that are hard to get to. We also have downlights impossible to change - another design statement. Perhaps I should take up abseiling