Flip flops and escalators are not always the best match
Look at the following image and tell us you weren’t terrified of this as a child. That’s why most people tend to jump off the escalator when it comes to an end. While escalators are typically safe, there are exceptions, and your worst nightmare can come true.
In reality, it isn’t typical for escalators to swallow a sandal. This poor shoe will probably be saved and returned to its owner without a problem. It’s more likely that someone was just trying to make a joke here.