Biotech Values

[GrthzGd]

b) The unlimited downside risk is a mirage. Market caps just don't go to infinity. Basically risk of being short is about the same as being long.

Not so much in a small biotech that can shoot up quite high IMO. I also don't like the idea of being forced into something by external market conditions, which is also why I don't buy on margin--to your point about timing, I think.