It’s all nostalgia mining

Nah, it's more than that. They didn't just resuscitate the brand and slap it onto some pre-made hardware. They're building everything from scratch. They are building devices that are just like the original Pebbles, but with smaller bezels and longer battery life. The only potential asterisk is the protruding screen breakage issue on the PT2, which the company swears is not a big issue. Time will tell.