CALIFORNIA (BBC): The firm said it had taken steps to improve recognition of “bad links” and detection of Ascii art - drawings created out of punctuation and other characters. The inclusion of web addresses and art in YouTube posts only became possible after the switchover. Using Google+ has proved controversial. An online petition has raised more than 216,000 signatures calling for the comments section to return to its original form.  YouTube to Google+ makes it harder to stay anonymous.

 since members of the social network.

 are supposed to provide their real first and last names.