> Or ISPs and telcos could offer 'family' filters built into some of their plans, etc. And they already do this, it's switched on by default. Sometimes you can

> Or ISPs and telcos could offer 'family' filters built into some of their plans, etc. And they already do this, it's switched on by default. Sometimes you can't even visit innocuous websites because of these filters. The 'trivia quiz' approach reminds me of the classic game Leisure Suit Larry, you could crack it just by randomly trying different answers :)