Re: What is the combined net worth of all bitcoins in existence?
This...
And this...
...should make us all recognize how quickly this value can come or go. Wealth made on paper is not wealth. Let's just all be aware of it. I hope Bitcoin soars way past the moon, but let's not forget the risk. If demand stops, the price drops.
if you mean Bitcoin market cap right it's near the ~$70,000,000,000 but it's only relative to the unit bitcoin price, which can change the market cap drastically with a small unit change 
And this...
It is crazy, actually considering the market cap was just $45,000,000,000 a couple weeks ago! 
...should make us all recognize how quickly this value can come or go. Wealth made on paper is not wealth. Let's just all be aware of it. I hope Bitcoin soars way past the moon, but let's not forget the risk. If demand stops, the price drops.