In this issue:

• Who Regulates Crypto, and How?

• Facebook and Retention

• Leaky Bans

• ROI

• Zillow's Pause

Who Regulates Crypto, and How?

Crypto maximalists like to say that it's impossible to regulate crypto, because you can't ban math. Which is true. On the other hand, you can't ban physics, but this doesn't give anyone carte blanche to play games with polonium or l…