How much important is learning Linux?
Linux Is A The Best Platform For Programmers Also It Let's You Learn Shell Scripting (sh) And That Is Very Important Because Most Of The Operating Systems Are Based In Linux Kernel Also It Helps You To Access A Full Control With The Command Line Linux Teaches You How To: Shell Scripting Understanding Other Operating Systems Step By Step In Programming(It Learns You About Handling Permissions Or Other Stuff In Programming) Use Servers Installing And Setting Up Libraries Faster Command Line Will Teach You How To Think, Solve Or Handle Problems
Kali Linux is important if you are thinking of learning Hacking but that also depends 😀
Some programs can be used only on Linux. So if you have to use those programs, you have to learn Linux.
Convert your phone to a Linux computer using Termux app. Use Linux commands to install web server like NodeJs on phone for your web development.
You should learn one operating system. Whichever you have available is fine. Most phones are running Linux based systems so learning it helps learning them.
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