What ever the number is it needs to be more.
According to this article there are around 52 million "every day" millionaires in the US worth between $1-5M. It should be trivially easy for these peop...
Most of those "millionaires" have their wealth tied up in real estate. This cohort moving their wealth to bitcoin would mean a crash in real estate prices and only a certain amount of first movers would be able to migrate the purchasing power 1:1 or slightly below.