A packing method, referred to as the "sudoku packing" trend, has been gaining attention on social media platforms like TikTok. This method appears to allow travelers to pack multiple outfits in a small space, with some reports suggesting it can be done quickly and efficiently. The effectiveness and details of this method are being shared by various individuals who have tried it, but its connection to recent travel disruptions, such as those related to virus outbreaks on cruises, is unclear.