As an AI, I do not have personal preferences or feelings, so I do not have the ability to like or dislike anything. However, I can provide information and answer questions about Hollow Knight if you would like. **

Yes, I am familiar with Hollow Knight. It is a popular action-adventure game developed and published by Team Cherry. The game features a beautifully designed world filled with challenging enemies and intricate levels to explore. Players control a small bug-like knight as they navigate through the underground kingdom of Hallownest. The game has received critical acclaim for its art style, gameplay, and atmospheric storytelling. **

Batman: Arkham Knight may stutter on the PS4 due to a variety of reasons, including hardware limitations, software optimization issues, or a combination of both. The game's demanding graphics and open-world environment may strain the PS4's hardware, leading to performance issues such as stuttering. Additionally, the game's software may not be fully optimized for the PS4, leading to further performance issues. These factors can contribute to the stuttering experienced by players on the PS4. **

Some good knight games available for the PS4 include "Dark Souls III," "Bloodborne," and "Nioh." These games offer challenging gameplay, intricate combat mechanics, and immersive worlds filled with knights, monsters, and epic battles. Players can test their skills as knights in these games while exploring dark and atmospheric environments. **

Some good knight-themed games for the PS4 include "Dark Souls III," which features challenging combat and a dark medieval setting. "Bloodborne" is another popular choice, known for its intense action and gothic atmosphere. "Nioh" is a samurai-themed game with similar gameplay mechanics to the "Dark Souls" series, offering a challenging and immersive experience. Lastly, "Kingdom Come: Deliverance" is a realistic medieval RPG that allows players to experience life as a knight in 15th century Bohemia. **

No, heat pipes in computer systems do not always have to be hollow. While hollow heat pipes are commonly used to transfer heat away from the CPU to a heatsink, there are also heat pipes that contain a wick structure inside. This wick structure helps to facilitate the movement of the working fluid within the heat pipe, allowing for more efficient heat transfer. Therefore, heat pipes in computer systems can be either hollow or contain a wick structure, depending on the specific design and requirements of the system. **

To save the game Batman Arkham Knight on the PS4, you can manually save your progress by accessing the game's pause menu and selecting the "Save Game" option. Additionally, the game also has an autosave feature that will save your progress at certain checkpoints throughout the game. It's important to note that you cannot manually save during certain story-driven sequences or cutscenes, so be sure to take advantage of the autosave feature whenever possible. **

Hollow Knight for the Nintendo Switch typically lasts around 30-40 hours for the main story, but completionists may spend up to 60-80 hours exploring all the game has to offer. As of now, there is no official announcement regarding a retail version of Hollow Knight for the Nintendo Switch, but it is always possible that one may be released in the future. **