How blockchain startups are driving an under-the-radar fundraising boom

GUEST: Few investors even on Wall Street are aware that over $220 million has been raised in the past three years through Initial Coin Offerings (ICOs). ICOs are a new form of investment, somewhere between an IPO and a Kickstarter, in which new blockchain ventures sell a digital currency they create to use with their software before the software itself is written.
ICOs are easy money nowadays, and I’ve participated in a few myself; but when it came to my own blockchain startup, I urged tha