@astakhiv92 made a very good overview video about the next All Time High predictions for Bitcoin. Unfortunately he stopped using Steem some month ago so here a quick overview where you can find your favourite expert.
0:00 - Bitcoin Bubble 2017 popped loud
0:40 - Adam Beck: 500,000$ (5-10 years)
2:20 - John McAfee: 1 Million $ by 2020
2:50 - Tyler Winklevoss: 320,000$ in 10-20 years
4:20 - Bobby Lee: 333,000$ by 2021
5:30 - Tim Draper: 250,000$ by 2022/ 2023
6:10 - Mark Yusko: 500,000$ by 2022
7:20 - Max Keiser: 100,000$ by 20??
8:50 - Aruther Hayes: Bear Market until 2020
9:40 - John Pfeffer: 700,00$ (replacing Gold)
Enjoy and Steem on!