Hello 
I`ve got an expierence with theese guys  that were mentioned before. 
http://royalhelllineage.teamforum.ru/viewtopic.php?f=2&t=1954&p=3280#p3280
https://ilona.hashnode.dev/bitcoin-profit-calculator-for-developers
https://myobsnap.ideas.aha.io/ideas/SB-I-3890
https://shortest.activeboard.com/t68392318/topic-68392318/
http://freedom.teamforum.ru/viewtopic.php?f=15&t=8812&p=82037#p82037
 
And I watned to claim thanks!

Ernestfig