http://z27wmjsoyxjo6ji2chxzejqwjv6t2o7ssdcb2wsccijjpzeog2ug4uid.onion/blog_page=8.php
Some of its usefulness includes:
It is Fast
Prior to this time, the transfer of money from one account to another is slower and more expensive. International transfers also take time before they are completed. Bitcoin, unlike the traditional banking system, is faster.