Optional, different blocks. Every single British Internet service provider gives you an unfiltered Internet connection if you elect not to turn on (or choose to

Optional, different blocks. Every single British Internet service provider gives you an unfiltered Internet connection if you elect not to turn on (or choose to turn off) the offered content filtering. (With the exception of the 'Cleanfeed' filtering which is supposed only to prevent access to verified child pornography and seventies rock album covers)