Whether the toilet seat should be up or down is always debated. Whether one should use wire to string it up is another question. Look closely and you will see that the restaurant owners in Rome clearly made their decision. Seat up. The wire is fixed very firmly so no tampering is possible.
The second fascinating part is the Route 66 photo on the toilet . The road to nowhere it seems. I only spotted this when looking at the photo and not at the time. I am presuming there is a photo on the cistern? A little bizarre but many things in Rome are