Three months into vaping, I now own 2 eGos, 1 itaste VV/VW, MVP, K100, and 2 evics. The Evics are by far my favorites. They tell me exactly what's going on with my vaping. Evod or Protank not firing? - check the ohms on the Evic. Battery running low? I know way in advance on the Evic. I can...