Importance of using comments tag?

Question

As we use comment tag what is it's benefits as it doesn't show on browser.

Answer 1

It will be easy for others to understand your code.

comments will help understand code easily even if you come back after a long time.

Writing comments is a very good habit and is very useful and efficient when more people are working on same thing as it helps to understand code easier.

Answer 2

Comments are readable explanation. With the help of comments any source code becomes easy to understand. One should write in the comments why and how did he come up to the particular solution.

It is useful for self as well as for any person who will be reading the code.
Using comments in the code is always a good practice and believe me, people will love you when they read your code.