Pedant! Don't you realize that gravity and relatively creat a clause that allows you to not have to worry about the whole spatial side of things.
Actually, I wrote that as a BS, but I remember reading in a Brief History of Time by Stephen Hawking something about how time is related to space as a 4th dimension, so if that logic gets kinda twisted a little, my BS above could be stated in some valid kind of way.
"Hey, "travelers" only has the one L? Who knew. "
Only for you lot.
There's no excuse to be late to a time travelers convention.