Samsung's Galaxy Fold has already sold out in its home market of Korea just a day after its launch. Admittedly, only around 2,500 units were on sale of the bleeding edge device but it shows that early adopters are keen to try out the latest technology from the Korean tech behemoth.
https://www.notebookcheck.net/Galaxy-Fold-sells-out-in-Korea-24-hours-after-going-on-sale.434510.0.html