We knew that we had seen the PSP Go before — back when Sony called it “Mylo”.
The Mylo is a wireless device that can be used to browse the internet. Sales have hardly been amazing, so don’t think Sony’s decision to use a tweaked Mylo design for the PSP Go is lazy. Oh no, it’s thrifty!
https://gizmodo.com/sony-rebrands-mylo-personal-communicator-as-mylo-intern-5037294
So the PSP Go Is Basically a Sony Mylo 2 With Gaming Then? [Gizmodo]
https://gizmodo.com/so-the-psp-go-is-basically-a-sony-mylo-2-with-gaming-th-5273258