I don't blame her at all for cheating on you. Most would do the same.
Also, and I didn't read all the faggotry in the middle pages so this might be a repeat, but can we go back to this right here:
Here are two sources saying that these batteries designed for SCADA applications have a minimum lifetime of 10 years:
Power Charge X-CEL 6V-12V Batteries | Regal Electro
http://www.battcon.com/PapersFinal2015/18%20Thien%20Paper%202015.pdf
And this one is designed for 20 years:
Tadiran...
It stops reading/accessing it, but voltage doesn't waver. Which he could solve by simply shutting off the HU or switching to a different source. What exactly do you propose?