Current devices: OnePlus 5T: Stock Nougat (7.1.1) Samsung Galaxy Tab S 8.4 (AT&T): Stock (LP 5.0.2) because AT&T won't let you root it
Previous devices:
Motorola Moto X Pure (XT1575) - Broken screen, early retirement
LG G3 - Screen stopped functioning
LG G2 - Nothing wrong with it. Just wanted a new phone.
HTC Amaze - Never any problems. Just got way out of date (no ROM development for a long time.)