why not updating to GNU-Bash-5.3 ?

[Adrian]

Not an elevator pitch, but some new nice features described here:
https://www.youtube.com/watch?v=-cTsFt-j7rk&t=77s

The problem remains is that we could only use those features for personal use, for example I would not be able to use them for systems that I'm not sure run 5.3... which kind of sucks.

[oops]

In fact, it is not really a problem, users can also live without this latest version. It was a suggestion.

Advantages & Disadvantages coexist.

╭─ Bot
Here are the advantages and disadvantages of Bash 5.3 compared to 5.2:

Advantages of Bash 5.3 over 5.2:

1. New commands and features:
- The command &>file command for redirecting both input and output to a file
- Conditional variables using the if keyword

2. Performance improvements:
- Better handling of large data sets
- Optimization of complex script processing

3. Bug fixes:
- Several bugs fixed improve reliability and stability

4. Improved system support:
- Better support for Linux kernel 5.x and macOS Catalina

5. Increased compatibility:
- More compatible with modern tools using Bash

6. Enhanced process management:
- New options for signal handling and task supervision

7. Security enhancements:
- Improvements in permission and access rights management

Potential disadvantages of Bash 5.3:

1. Temporary incompatibility:
- Some scripts or systems may require updating for compatibility

2. Learning curve:
- Developers need to learn and adapt to new syntaxes

3. Risk of dependency:
- Using specific 5.3 features makes scripts less portable

4. Transition time:
- Migration of all environments to 5.3 can take time

5. Error possibility:
- Use of new features may introduce errors if not well understood

In summary, while Bash 5.3 brings numerous improvements, it's important to consider these points when deciding to upgrade. The advantages
generally outweigh the disadvantages, but each environment should evaluate its specific needs.