Hack to untie a knot using an ordinary fork:

https://www.youtube.com/shorts/YCBD8l7Sg3M

So the hack is to stab the knot? I'm gonna need a video on how to open a drawer to retrieve the fork first....

Real knot untying hack - hit it with a hammer, or otherwise smash it. It will undo itself enough that you can then do whatever is most obvious, like using a thin piece of metal.