I think one would use Twitter not for being 'reachable', but for the broadcasting/promotion side of it. Social media is still incredibly useful for that, and Twitter especially.
As for the 1 hour a day - he does say it's not -just- sex. It is not unreasonable to spend an hour a day cuddling/hugging/whatever with your partner, while, say, watching a TV show. That would count.
As for the 1 hour a day - he does say it's not -just- sex. It is not unreasonable to spend an hour a day cuddling/hugging/whatever with your partner, while, say, watching a TV show. That would count.