1. Because you could not give zero stars.
2. Because it could also be that a wobbler (in chandeliers or distribution) or
a surge in the power grid fault were.
If I, however, the reviews on this manufacturer other lamps by reading me so
(What I would have done better times before), already upon me the suspicion that here
a surprising number of reviewers report an extremely short shelf life ...
I'm going to definitely first otherwise procure spare me and let's see,
how long these lamps then hold so.