OF course they're more prone to blackouts, and what the study says is that they're less likely to cause severe blackouts than traditional power systems, because they're distributed so that reduces the likeliness; and grids rely on other systems as baseline anyway.
A few thousand people paying $5 per year is not enough to replace hundreds of millions.
...people or dollars? 'Cos i don't think "hundreds of millions" of people are chippin' in, it's Google that's financing "hundreds of millions" of dollars...
But yeah, that target audience is a bubble, normies don't care.
Someone's been tampering with skynet...