It is like a logarithmic growth phase of bacteria in a petri dish. Sort of like government spending. If this is unable to be checked and stopped all bets are off. The hospitals will be overwhelmed. The economy will fail. It will be unlike anything in the past 1000 years. We shall see if it can be stopped or checked.
Once enough people in the EMS system are quarantined people will start dieting from a lot more than Ebola.
You mean "exponential". (Math police)