What ahead in blockchain and future use? Blockchains are hyped too much new-terms for methods that use for coding and transaction process. Simple explanation will help to understand people better may.able to take its benefits. The difference between stock share exchange and block chain are brokers involved with issuers and stock share holders, rates for transactions. There was something "one man company(individial with limited liabilities") for share issues were missing in many stock exchanges for listing". Block chain allow without discremination to own currencies itself instead.of shares and trade.direct. For a village or district to issue own currency through block chain possible to find money for its developments within the same national currency system at same time the currency can have high rate like a brand based on petformance. Currency in Village A can be high price like Land price in City Centre or Currency in City can be Low value like Village Land price. Based on local resources ib reserve like raw materials in stock currency value may varying. Similarity of Shares Stock and Block Listing fee. But fee itself is distributed to earning at different levels. Block chain cheaper financial.alternative. How will be difficult to bank stock exchanges or commodity exchanges same way block chains are moving ahead. There are still natons without stock or commodity excahnges, that dont mean companies in other nations with exchanges are not functioning or existing. If few companies products are not available in some nations doest mean people in other nations wont use. Contracts in block chain one man company with limited liability. Use currencies and pay for using.currencies. Opposite behaviour share dividend. Advance one time Dividend like percentage spend in advace.to use currencies in blockchain. Block chain transaction behaviour opposite in Banking nature like Interest percentage paid one time in advance for using loan. Insallments for principal not payable. But direct and indirect transaction create revenue for all in chain.Global price for even local contract. Internal trading charged for accounting entries. Major disadvantages inability of public to understand invesrse fuctions of bank.or stock exchanges in technical terms.of currency system.