Welcome to SFAM #200! That’s three in a row now this week, I hope it’s the start of a trend.
Nothing that happens in time travel is a paradox, since it happens. if it was a paradox, it wouldn’t happen because it can’t. See? This stuff is pretty simple once you stop sleeping.
You guys did an okay job of buying stuff from the store yesterday, but I bet you can do an even better job if you try super-hard.