Earlier quoted context omitted.
Their competence is measured by their success, not your opinions. And it turns out that in many professions, an insta is the thing you need for success. If you don't like it, that's your problem, not theirs. You're part of a small enough group they don't care about. I'm not sure how that's an age question in the first place, though. The "being run by millenials" throwaway by GP is just... well, at best, sloppy thinki…
Well, I went to the bakery and I can attest that they are indeed run by millennials. I will argue with the technical ineptness point made earlier though. If you can figure out how to make videos with music and edit in animated graphics using the tools Instagram or whoever else provides, you can figure out Wix's website builder.
All the information is already on google maps and IG/Facebook.
They have 2-3 billion people in their target audience.