Miracletele on Blockchain Technology
Communication between humans starts from oral and written communication. This is effective if two or more people who communicate are located not far away. If the location of his residence is an alternative that is commonly used is to send a letter either by using someone’s services or services from animals such as pigeons and horses. This was once implemented in the second world war, but it cannot be denied that the messages were lost due to the attack of the opponent during the trip. Ways like this take a very long time and do not guarantee the letter reaches its destination. After all letters have properties that are easily damaged, dirty, and lost. Around 1840 Antonio Meucci, an Italian researcher found a tool that could help humans to communicate from near and far. This tool is a telephone. The telephone is a communication tool through oral media. So people don’t have to bother writing letters. This telephone is then continued to be developed into a cellular telephone as i