This is a line chart that shows the changes of the value of bitcoin over time in US dollars. The chart is up to date with real world data and uses data taken from one of the most reliable cryptocurrency news site. It can show the value of bitcoin in currrent time at any given moment just by refreshing. The chart also shows how the value used to be in the past. It is great for people looking inot bitcoin to be able to see how it has chnaged overtime sothat they candecided to invest or not.