Is Challenge in HTML a waste of time?

Answer 1

though it becomes repetitive but it keeps up to date

Answer 2

no, why?

Answer 3

no. and I can prove it. See what I did since some time that I became to learn HTML
https://code.sololearn.com/WuXnAzjz1gAK/?ref=app

Answer 4

No, the problem of the challenges is different and is found in the variety of them

After a certain time they become repetitive