An application developer is responsible for designing, coding, and testing software applications, while an information technology assistant in software development typically provides support to the development team by troubleshooting technical issues, maintaining software systems, and assisting with software implementation. The application developer focuses on creating new software solutions, while the IT assistant supports the development process by ensuring the smooth functioning of existing software systems. Additionally, the application developer typically has a deeper understanding of programming languages and software development methodologies, while the IT assistant may have a broader knowledge of IT systems and infrastructure. **

No, it is not currently possible to build a Nerve Gear with the current state of technology. The Nerve Gear, as seen in the anime "Sword Art Online," is a fictional device that allows users to fully immerse themselves in a virtual reality world. While virtual reality technology has advanced in recent years, the level of immersion and direct connection to the user's brain as depicted in the Nerve Gear is not currently achievable. Additionally, the safety concerns and ethical implications of such a device would need to be thoroughly addressed before it could be developed. **

Yes, it is possible for a specialist in information technology for system integration to further educate themselves as an application developer. Many IT professionals choose to expand their skill set by learning new programming languages and gaining experience in application development. With the right training and dedication, a system integration specialist can transition into an application developer role and contribute to the design and development of software applications. Continuous learning and staying updated with the latest technologies are essential for professionals in the IT industry to adapt to the evolving demands of the field. **