He was pepper-sprayed twice, grappled with multiple officers, *and* Tasered, and yet still remained combatitive. Remember this when it's just you against him, with your young children at risk... Now, certainly, a firearm is not a magic talisman. Pointing at the deranged drug addict very well may not scare him off; heck, even shooting him might not stop him immediately. But it beats the hell out of watching him do freaking jumping jacks after being pepper-sprayed. Something tells me that 9 rounds of .45 ACP +P will have a significantly better chance of slowing him down than a chemical deterrent.
And in other news, the Firearmblog has the puzzle-gun
Inside the puzzle there are a handful of objects what when combined with some of the puzzle pieces produce a .45 caliber muzzleloading pistol!
A very impressive peice. Not anything more than a curio but still neat.
Also from the same blog, an interactive demo/cutaway/ exploded view of a 1911