I think you should do the searching by ur self and try harder this time:).
Many people already know what break-in is, since it has been discussed many many times. Who does not know can use the search button.
Break-in, running-in or burn-in (as for amps) is not such a term that needs to be explained over n over very thoroughly, its not rocket science.
Moreover many people here at PW dont even believe in break-in. (LOL to that)
Break-in is a very simple term and its more simple than to explain to someone what eq is or what a CD is.
I did a search, in response to:
https://www.pakwheels.com/forums/car-audio-video-electronics/178052-kenwood-718-sale-xaxooboy#post3048442
^^^^^^^ O RLY??
PakWheels Forums - Search Results
People do talk and people do know....!!!!!
Again i ask: (Now this is from the RCA thread)