Some interesting statistics.

Rust interact with other parts of the codebase through

1. Rest API (56%)
2. Language interop (44%)
3. RPC (21%)
4. WebAssembly /WASI (19%)

Projects developed in Rust are:

1. CLI tools (40%)
2. Systems programming (38%)
3. Web development (35%)
4. Desktop / GUI applications (21%)
5. Network programming (17%)
6. Embedded / IoT (12%)
7. Academic /Scientific / Numeric (9%)
   and more games, databases, DevOps, Security, data science / ML / AI, Blockchain, ...

As for why: write safer code, build high-performance applications, iterest or fun, improve skills and career opportunities (stay competitive in the industry), handle concurrency or multithreading safely, ...

How to learn?

• official rust documentation (95%)
• books (32%)
• video or podcasts (19%)
• online courses (12%)
• University or academic coursework (5%)
  and employer-provided training, rust training companies, ...