All these media people who write about markets need to adjust their perspectives on what a sell-off means. A 2% reduction for a market cap of 80 trillion dollars still leaves about 78 trillion dollars in the market. The way the market behaves when there's 78 trillion dollars would be very different from how it would if there were 20 trillion dollars. With volumes of these kind, the instrument becomes a currency in it…
Yes? We had an entire great depression that tanked the global economy for a decade, and smaller dips since.
I regret to inform that the line does not, in fact, always go up. It does go down sometimes regardless of how much money is put into it.