From time to time in the jazz world there are these initiatives, which started as a single event, but turned out so successful, one decided that it should be repeated.

Sometimes it is musicians who take the initiative.

Another time a wayward programmer gets people together to make them find out new things.

In this way, groups came together to turn out very successful.

In this section I will define these initiatives, which I think having the potential to become a successful product or noteworthy because the product was worth listening to.