You can 'noclip' to Black Demon all you need is 50 slayer to enter Taverly slayer dungeon and b00m! noclip.
When pickpocketing Master Farmer you only get 2 feathers per successful pickpocket.
::max is inaccurate for melee maxhit; range and magic are perfect
Default 'fixed mode' for client isn't exactly 'centered' - hard to explain but can go more into detail if need be.
::Fixed mode centers around just the game screen ~ while ~
::Resizable mode centers the player within the entire client.
more coming...
About the centered player, that's not a bug, it's intended functionality. The OSRS client works like that as well.