Even the old one isn't a proper mobius strip. In the transparent version[1] you can see that the strip twists behind the crossing making it a normal loop. [1]:

Even the old one isn't a proper mobius strip. In the transparent version[1] you can see that the strip twists behind the crossing making it a normal loop. [1]: http://www.multidmedia.com/common/img/Features/SDK.png http://www.multidmedia.com/common/img/Features/SDK.png