The only plus I see with it is 14+1 rounds of 12 gauge. That's a lot of firepower. But, as others have said, it's clunky, confusing and unreliable.
"Those that would trade essential liberty for temporary security deserve neither liberty nor security."-Ben Franklin
Woe to those who make unjust laws and to those who issue oppressive decrees. -Isaiah 10:1
Blaming guns for death is like blaming forks for obesity