The final cut of the 9th episode of the Tesla Motors Club Podcast, featuring Chad Schwitters, the former president of Plug In America, is now available. You can watch it now on YouTube or listen to it on all major podcast networks.
I was very close to buying a NiFe battery for my off-grid setup. From what I've read they're virtually indestructible. The downsides are the high cost and low roundtrip efficiency of ~75% vs ~85% for PbSO4. They also have a very high self-discharge rate of ~1% per day which is ~30x more than PbSO4. I decided on PbSO4 after realizing I could invest the ~$7k I saved in TSLA and just buy a new battery bank every 10 years instead of on NiFe bank that will last forever. Also a new Tesla every 10 years