Some site functionalities are blocked or slowed down, for example with this link: https://www.zalando.fr/bullboxer-derbies-black-bu212m05p-q11.html, do the test with and without the module by reloading the page , we see that with the module activated, that the main view window takes a long time to load, moving with the mouse to move the image does not work correctly, the zoom does not work, etc...