It's been a decade in the quest for a spot bitcoin ETF. There are 13 applicants for bitcoin funds and first in line is Cathie Wood from Ark Invest. Bob Pisani sat down with Cathie, her ETF partner Ophelia Snyder, founder of 21shares. Plus Jan Van Eck, CEO of VanEck, who also has an application in…and Doug Yones, head of exchange traded products at NYSE.