Tell us about yourself!
In my opinion, You need to tell people how to center the cone, or else the coil will scratch against the magnet. Repairing a speaker is MUCH more complicated than this.(sorry for the language, my English is a bit rusty) :-)
My dog is at least as loved as my children, You make it sound like "oh well, it's just a dog, so it doesn't matter if it's killed in traffic",Not nice.