Do speaker cables need a burn in period?


I have heard some say that speaker cables do need a 'burn in', and some say that its totally BS.
What say you?


gawdbless
Audio is by and large a subjective hobby. If you want a hobby based on measurements go build houses or race cars. 🏎 
What!?!?!? No... Data comes FIRST. No technical challenge ever solved got solved without first defining the problem in technical terms using data. 
Some people here can travel backward in time.  He claims he can measure and obtain data of an equipment before it was built.  Now I need proof and data how he can travel back in time.
I hate to judge too harshly but it certainly appears aviation inhaling fuel fumes destroys brain cells.

This your brain 🧠

This is your brain after inhaling aviation fuel fumes 🍳