It's a blog, not a mission critical site. I suspect MOST blogs get so few views that it really isn't a huge deal. If you have the need for more stability and availability, then paying extra isn't a huge deal.
You'd do better to take arguments at their merits than resort to ad hominem attacks.
To your point: Yes, Ghost is much more than Hugo / Jekyll will ever be, but then again, most people aren't building a News site to actually want the features Ghost has to offer.
I mean, there's absolutely a market for software like Ghost and WordPress (or they wouldn't exist, especially in WordPress' case they absolutely dominate that market), but if you're the kind to run Ghost with SQLite then may be you should instead give static site generators a look.
It's a blog, not a mission critical site. I suspect MOST blogs get so few views that it really isn't a huge deal. If you have the need for more stability and availability, then paying extra isn't a huge deal.