Knowledge that one need not use heroin this day has never saved those who are its servants, nor those servants' prey.
Recovery rates for heroin addicts "ranges from 35-65%" [1]. And Facebook isn't as addictive as heroin.
[1] http://crehab.org/2017/08/14/heroin-addiction-why-the-recove...
Anecdotally, I'm had several friends completely had their lives ruined by benzodiazapene addiction (usually in the form of street-pressed xanax [alprazolam]), so personally I would probably rather be addicted to heroin than benzos (not that I would want to be addicted to either)