It will switch to POS before 2022 so next 4 years we can see exponential growth.
2018 > $1000
2020 > $5000
2022 > $10000
Mark my words. 1 trillion dollar marketcap in 2022.
2018 prediction is
OK. I made this prediction when Ethereum was only 400 USD.
Now we have 2020 target which is 5000 USD. I believe this should come sooner than 2020 though. Now we have stronger market, next pump would be next year and Ethereum will go over 4 digits stronger this time.