It seems to be viable enough for them to run a successful business with. So in that sense it's viable. But I suspect it'll always be a niche product, since mos

It seems to be viable enough for them to run a successful business with. So in that sense it's viable. But I suspect it'll always be a niche product, since most people don't see search engines as something worth paying for, even if the product does offer some stuff they might find useful. It's like selling a web browser or code editor or source control system in 2023, sure you might potentially have a small audience of die hard techies that could make use of it, but the majority of people will stick to the free but worse quality one simply due to the price alone.