Jamstack first emerged as a set of technologies aimed at developers. It gave them a whole new methodology for building websites with a multitude of benefits. As Jamstack has matured, we've seen those benefits translate directly to the businesses' bottom line among organizations adopting these architectures.
Jamstack is more than just a technology, more than just a buzzword, and (since you're reading this, I'm sure you agree) it's something that needs serious consideration when you're looking to update your website.