Hello everyone!
Can someone please explain me what does it mean Block-chain?
I saw you tube video and searched online but still didn't understand
when people say that blockchain is the future how is it the future? is it regarding transfer money ( coins ) or what?
and when people say that the fir has blockchain technology what does it mean?

sorry for the newbie questions but I am still dont understand what does it mean when people say that firm for example have a block chain technology
that its revolution in the world
Thank you!