Earlier quoted context omitted.
They've been getting better lately, at least where I've used Sony as I realize their portfolio is huge. The PS4 software is quite nice and very stable - leaps ahead of what xbox has done. Sony is also a huge contributor to Android and has one of the nicest phone OS's on the market.
true, the ps3/ps4 had good UX/kernel I stopped following their smartphone efforts though
Sony Xperia X is one of the few smartphones which runs Jolla's Sailfish officially (Sailfish X). The successor of Maemo/MeeGo and a decent, Linux-based alternative to Android.