Client:
	loops
	handles input from the user
	handles graphics and sound
	communicates with the server (how?)

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Server:
	loops
	accepts new connections, disconnections, and handles loss of connections
	holds the positions/data of all players

Player:
	id
	[graphical stuff]
	position
	velocity

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Animations:
	multiple cells in one animation (x-axis)
	multiple animations in one sheet (y-axis)