I have no idea why
not that is made yet
Drink a bucket of milk
No. I tried it yesterday on the 360 and I duplicated my diamond picks!
They are not needed... they will attack you and ruin the world.
Press Q. This will drop what you are holding. If you want to get rid of it permanently, drop it in lava.
click q
You just re-download Minecraft, force update it, or update it if it gives you the option.
they got rid of that in the previous update because of a glitch
You just right click with it or use it to make a cake.
you mine obsidian with diamond pickaxes
erase your name in options. and you should have no name when you load a world