In theory you could install anbox on the Jolla 1, but not sure if 1GB RAM would be enough.
Does anyone else read this as saying if you buy Sailfish X you might be able to install the licensed bits on any (single) Sailfish device linked to your account? Even if there's a vendor check the compact could still work...
After some testing, I realized that when I use Whatsapp, even if I close the app through the launcher, it still shows online. Is it normal or is a know thing?