Honest answer? It makes it easy to release an application cross platform.

Personal / hot-take answer? Because we are human and our drive for mediocrity is astounding…especially when it can save a few bucks. Why make something good when you can make something less good faster and cheaper? That should be Electron’s slogan.

Not the OP but just wanted to say thanks for typing that out. I think it perfectly answers the question, gives several examples/explanations, and provides further research resources. It’s always genuinely great to come across posts like this.