What are these tests really trying to prove though? 90+ degrees C (194 F) for 408 hours is their "lowest" intensity test. That's 17 days of continuous solar r

What are these tests really trying to prove though? 90+ degrees C (194 F) for 408 hours is their "lowest" intensity test. That's 17 days of continuous solar radiation for 24 hours per day, which is hardly a consumer grade test.