I don't even know what krokodili IS so I'll take your word for it, ha ha
The life expectancy of a user is 1-2 years as their tissue starts to die.
I think it's an apt comparison of the 'potence' of these two things. People who take coke don't rot alive and die within a few years. Similarly penny stocks are (relatively) harmless, never used to buy illegal stuff and people who do them don't go around saying that penny stocks will replace all finances and currencies and cause a revolution against the corrupt banker filled governments and accuse everyone of being governmental propagandists (yada, yada..), many of Bitcoin proponents on the other hand...