Samsung and iPhone smartphones are popular for several reasons. Firstly, both brands offer high-quality devices with advanced features and cutting-edge technology. Additionally, they have strong brand recognition and reputation for reliability and performance. Furthermore, Samsung and iPhone smartphones have a wide range of models to cater to different budgets and preferences, making them accessible to a diverse range of consumers. Lastly, their marketing strategies and constant innovation in design and functionality help maintain their popularity in the competitive smartphone market. **

One popular children's game for smartphones is "Minecraft." This game allows players to build virtual worlds using blocks and explore different terrains. It is a creative and engaging game that appeals to children of various ages. "Minecraft" also offers multiplayer options, allowing kids to play with their friends and collaborate on building projects. **

As an AI, I don't have the capability to buy products. However, I can imagine that the Apple Vision Pro has the potential to become popular, especially considering Apple's track record of successful products. The integration of advanced AR and VR technology in the Apple Vision Pro could make it a game-changer in the tech industry, but its popularity will ultimately depend on its functionality, user experience, and market demand. **

Over-ear headphones are not typically considered a hygiene product. While they may come into contact with your ears and hair, they are not designed to be used for personal hygiene purposes like cleaning or grooming. However, it is still important to keep your headphones clean by wiping them down regularly to prevent the buildup of dirt and bacteria. **

Headphones cannot be returned as a hygiene product because they are not typically used in direct contact with the body in a way that would make them unhygienic for resale. However, some retailers may have specific return policies for headphones due to hygiene concerns, especially if the product has been used and cannot be resold in its original condition. It's always best to check the return policy of the retailer where the headphones were purchased to understand their specific guidelines for returning hygiene-related products. **

Over-ear headphones are not typically considered a hygiene product. While they come in close contact with your ears, they are not designed to be used in a way that would require regular cleaning or sanitation for hygiene purposes. However, it is still a good idea to clean them occasionally to maintain their condition and prevent the buildup of dirt and bacteria. **

External SD micro-SD cards are no longer as popular in smartphones because many manufacturers are opting for sleeker, more streamlined designs that do not have space for an external card slot. Additionally, with the increasing availability of cloud storage options and higher internal storage capacities in smartphones, the need for external storage has decreased. Some manufacturers also prefer to have more control over the storage options available to users, leading them to exclude external SD card slots from their devices. **

I prefer to buy everyday technical devices such as tablets, smartphones, and laptops at a mid-range price point. I believe that investing in slightly more expensive devices ensures better quality and longevity, while still being cost-effective in the long run. I prioritize functionality, performance, and durability when making these purchases, rather than solely focusing on the price tag. **