Strategy is a Bitcoin yield bank.
Strategy (MSTR) is a neo-bank product that pays yield on Bitcoin collateral, effectively offering the interest rates banks should pay. He holds a small position and could see owning more, liking the thesis as long as risk is managed, as demonstrated by Saylor's commitment to sell Bitcoin to fund dividends.
Zcash is private money for institutions.
Zcash is encrypted Bitcoin, private money that can be sold to institutional investors via products like Bitwise and Grayscale. It has a strong narrative as a handshake with the powers that be, unlike Monero which is a check on power. The crypto community is aligned around it, and it benefits from being a simple, dependency-free asset.