My best GUESS - I can buy, somewhere in the USA, an i3 REx with less than 14,000 miles for $17,000 (+TTL & transportation) in the 4th Quarter of 2017. Today the lowest price i3 REx's start at $28,000, so I am forecasting a 40% price drop in 18 months.
The factors in my judgment are:
1) an...