Refined problem statement: “In what way might I utilize a reflective mirror outside of my window to increase the levels of natural light in my room?”
list of needs.
Must be sturdy
Must be waterproof!
simple
Easy to remove!
Adaptable to surroundings
Must not consume electricity!
Must be reasonably priced
Must not block outside view
Must not create blinding glare inside room
Safety -- Must not get hot due to sunlight
No parts should degrade /fail due to exposure to sunshine
No any sharp edges
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