[fred_is_fred]

That’s where my math went. 30k- 12 years to get back to the investment. 30k in the s&p is worth a lot more than 30k…

[toomuchtodo]

Residential solar PV and batteries should be treated as a bond return and performance, and not equivalent to investment in equities, as it is insulating you from future utility rate increases.

https://www.bogleheads.org/forum/viewtopic.php?t=411421