What is spam comment? is every short comment spam? Is it necessary to put long comments to make your comment valid ?

Hello my dtubefamily777 ,

This is coolguy222 .

In this video i talked about spam comment and
I asked you a question which is

What is spam comment? is every short comment spam? Is it necessary to put long comments to make your comment valid ?

Our friend @freecrypto post a video about spam. I watch the video and took the key point and put that in comment section.
He replied to me saying that it's also spam. He declared my comment as spam.
He said every short comment will be considered as spam.

My opinion on spam comment is that
If someone write the key point or write his understanding about the post in short Comment, it's not spam.
I consider the comments like,
Beautiful video, nice video ,wonderful video as spam.

I want to know from you that

What is spam comment? is every short comment spam? Is it necessary to put long comments to make your comment valid ?

Let me know your answers in comment section or record a video as dtubesnapR.

I would like to call @chireerocks , @rehan12 , @madushanka , @josediccus , @kawaiicrush, @iamjadeline, @hafizullah, @nathanmars , @bien, @d00k13 @vincy , @teamhumble , @sergiomendes, @certain @yanipetkov , @tazky and to all members of dtubefamily777.

Thank you for your time.

Special thanks to @nathanmars .

Have a good day everyone.