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Re:All the electricity you'll need for 40 years by fred_is_fred on Sunday October 27, 2024 @10:40PM (#41967354)
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…
Re:All the electricity you'll need for 40 years by toomuchtodo on Monday October 28, 2024 @05:14PM (#41976371)
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