I don't know if there's a difference in effectiveness between Captcha and the tests where you have to do something; ie add 2+2 or say if the sun is hot or cold, but I much prefer those.
The other...
Type: Posts; User: kimcyp
I don't know if there's a difference in effectiveness between Captcha and the tests where you have to do something; ie add 2+2 or say if the sun is hot or cold, but I much prefer those.
The other...