I used to feel quite safe in some of the more dubious places I went with it [the F4]. It would've doubled up nicely as a very effective assault weapon if nessasary - I mean jesus, you'd fucking know about it if someone Nikon-whipped you with that thing 
(I believe Don McCullen's took a bullet in Vietnam for him & it still worked!)

(I believe Don McCullen's took a bullet in Vietnam for him & it still worked!)
good quality but inbuilt error fucks it up