It's called confirmation bias: you discount facts that don't accord and place undue weight and meaning on others.
I pointed this out in the "9/11...what really happened" thread four and a half years ago, but such is the strength of lunacy and stupidity that neither ENT nor Dapper can see what they're doing.
They have a hobby. The rest is just an intrusion on their play time.
The three great strategies for obscuring an issue are to introduce irrelevancies, to arouse prejudice, and to excite ridicule....---Bergen Evans, The Natural History of Nonsense.