We're definitely going beyond $1M/BTC, for sure. I'm not so sure about $8M+. Some say $20M-40M, and I just can't quite see it.
World wealth is at 900T, and if 10% of that flows into just 16MBTC (21M ...
The worlds wealth and the USD is growing exponentially though, the government will print again creating more and more “wealth” mostly for the 1% but it will take BTC with it IMO.