Nif's are always a risk to deploy cause they run embedded in the Beam runtime. That said we all use many nif's to do all kinds of stuff and its fine. I go into

Nif's are always a risk to deploy cause they run embedded in the Beam runtime. That said we all use many nif's to do all kinds of stuff and its fine. I go into this in the article a little but but the ruslter team has made dirtycpu and dirtyio macro's to help reduce the risks.