Available from many vendors and stores. Mode bits plus advanced system querying via attributes of any size or data type. Mode bits only, no advanced attributes. A 3rd-party attributed filesystem is available as an option, but its speed suffers. OS overhead can be bypassed by writing straight to video card.
Many users combine drivers compiled into kernel with dynamic drivers.
Meta-data protection, fast boots even after crashes. Robust in practice, but caches meta-data. Slow boots after crashes. Installation With supported hardware, easier and faster than anyone else. As short as 15 minutes.