Shiller is high, but will rise more as long as the interests are such low.
But its time for another crash. They happen every 5-12 years. I thought there would be one at the end of this year, but looks like it will take more time. I guess because the old one is still not over in some countries and so it takes longer (like the US great depression) to heat up.
RE: Investing in BTC. The stock market is 70% overvalued ... crash now inevitable. Bitcoin is a good investment Because...