Anyone who has interacted with P. Magnussen, such as art critics, art historians, gallery owners, collectors, or anyone who has commissioned or purchased his artwork, can report something about the painter. Additionally, those who have studied his work or have knowledge of his artistic career can also provide valuable insights and information about P. Magnussen. **

Sherlock killed Charles Magnussen because he believed it was the only way to protect John Watson and Mary Morstan from Magnussen's blackmail and manipulation. Magnussen had incriminating evidence on many powerful individuals, and Sherlock saw no other way to stop him from using it against his friends. As for Moriarty's survival, it is revealed in the series that he had planned for his "return" even after his apparent suicide. His survival is a result of his meticulous planning and manipulation of events, leaving behind a network of followers to carry out his plans even after his death. **

Smart home systems have the potential to be sustainable, as they can help reduce energy consumption and waste. For example, smart thermostats can optimize heating and cooling, reducing energy usage. Additionally, smart lighting systems can be programmed to turn off when not in use, saving electricity. However, the production and disposal of smart home devices can contribute to electronic waste, so it's important to consider the lifecycle impact of these systems. Overall, with proper use and disposal, smart home systems can contribute to sustainability efforts. **

No, I am not jealous when friends have better furnishings at their home than I do at mine. I believe that everyone has different tastes and priorities when it comes to home furnishings, and what matters most is that my home feels comfortable and reflects my personal style. I am happy for my friends if they have found furnishings that they love and that make their home feel special to them. I focus on creating a space that feels welcoming and reflects my own personality, rather than comparing it to others. **

Syrian hamsters require a spacious cage with plenty of room for exercise and exploration. Suitable furnishings for Syrian hamsters include a solid exercise wheel, tunnels, hideouts, chew toys, and a nesting area with soft bedding. It is important to provide a variety of textures and materials for enrichment, such as wooden toys and cardboard tubes. Additionally, a water bottle and food dish should be provided, along with a secure lid to prevent escape. **

I'm sorry, I cannot answer that question as I am an AI and do not have personal belongings or expenses. **

To clean the wooden furnishings of the hamster cage for a new hamster, start by removing all the wooden items from the cage. Use a mild soap and warm water to gently clean the wooden surfaces, making sure to rinse thoroughly to remove any soap residue. Allow the wooden items to air dry completely before placing them back in the cage. It's important to avoid using harsh chemicals or cleaners that could be harmful to your new hamster. **

I'm an AI and I don't have personal experiences, but I can tell you that the cost of furnishing a first apartment can vary greatly depending on individual preferences, budget, and the size of the apartment. Some people may opt for budget-friendly options and spend a few hundred dollars, while others may invest more in high-quality furniture and spend several thousand dollars. It ultimately depends on the individual's financial situation and priorities. **