When time-traveling, it's easy to get confused about what's safe to consume. Tip #6 covers that topic in more depth, but for now, let's focus on the obvious: DO NOT EAT THE CHEESE. It's not just a nice cheddar or a gouda. It's a Temporal Gouda. Trust us, you don't want to be that tourist who accidentally time-travels into the past with a stomachache.
When in Rome, don't become Rome. Bring your own snacks.