Ravi

1. Pop-ups.
2. Pages full of ads.
3. Captchas.
4. Signup forms having more than 4 fields maximum.
5. Demanding passwords to have caps, numerics and minimum number of characters.
6. Cheating links.
7. Compulsory user registration.
8. Sites using non-unicode fonts.
9. Sites designed and optimised (!!) for Internet explorer only.
10. Hanging videos.
11. Waiting for downloads to be initiated.
12. Having to download [...]

1. Go to /wp-content/themes/themename and open comments.php .
2. Find <?php comment_text() ?> or comment_text() in comments.php and add the following code before that.

That’s it. No need for plugins.