+ Legendary design of Half Life remains intact and is even enhanced further
+ Skillfully revamps weak sections of original Half Life; entirely new Xen arc is high point
+ Impressive visual overhaul; frequently jaw droppingly beautiful (excellent OST as well)
+ Incredible journey, massive distance traveled all in real time
+ Fun and satisfying weapon loadout with challenging enemies

- Isolated points of frustrating progression (path forward not clear)