Professor Hans Rosling in his latest Factpod has shown why Ebola epidemic is so devastating for human health. Due to its rapid transmission rate it can affect too many people than any other infectious diseases.
An Ebola patients on an average can transmit infection to two other people and thus can affect thousands of people in a very short period of time. If we delay even for 1/2 months, we will end up requiring huge amount of resources. So, the best way is to stop it now!
The video makes it so easy to understand the attack rate of Ebola virus disease. Hans Rosling uses blocks (which is very typical of his method) to show how Ebola epidemic is different from other diseases.
Here is the Factpod which is only 2 minutes: