[derefr]

You might need to DIY, but "mad scientist" is doing a lot of work in your statement that I don't think applies. You just need to follow some very-thoroughly-detailed online tutorials. It's one of those things like baking, where as long as you're good at faithfully following directions, everything turns out great.

> I keep hoping there will be a bunch of small businesses electrifying everything

There are a few of these per large city; but they serve companies with large budgets for "becoming carbon negative", not residences trying to do things cost-effectively to lower their electric bills.

[nuancebydefault]

I really like the baking analogy! I've installed a set of 10 PV panels with full electric installation including optimizers myself, and in fact the hardest part is finding out which mechanical adaptor parts fits your type of roof, which screws to use etc. The rest is following recipes indeed.