So you truly believe phones are being bent by just holding them in your hand and using them? 9 people have reported this to Apple and you have this intimate knowledge about what happened?
No, they are being bent by putting them into/out of pockets and purses, from walking around in pockets, whatever constitutes normal use. Obviously they are not bending so dramatically, but even a little bend is unacceptable for what many people here call a premium product. Even the WIRED review reported bending.
http://www.wired.com/2014/09/iphone-6-plus-review/
He used it exactly as how Apple depicts their products to be used in their commercials.