Hi,
first of all, Make an introduction post first by holding a card and writing your name and our community name on it, complete the verification process. and share the creative and quality content with following our community posting rules.

Our community posting rules are to share thee minimum of three pictures with 50 words.

you took this picture from the internet without mentioning the source link. so it is considered as plagiarism. don't do this again.
Original Source is here:

https://tech.eu/features/808/bitcoin-part-one/