I absolutely don't want to suggest that women are unreliable because we're mothers - on the contrary. But the question of who brings up the kids has a material effect on all women's careers.

Everything a teenager does, says or looks at, however transitory, contributes to an aggregated virtual self that might one day have consequences for its real-life counterpart. How many of us would keep all our relationships and reputations intact if every transgression, mistake or youthful folly was held in public view?

The devadasis have a multilayered story, a story in which poverty, deprivation and injustice against women is central - but what has happened to them is absolutely an outcome of imperialism and the impact of British rule in India.

When I was 13, I had a weekend job at the Photographers Gallery Bookshop in London.

I'm not on social media.

We didn't know the importance of home computers before the Internet. We had them mostly for fun, then the Internet came along and was enabled by all the PCs out there.

I had had a lot of experience in bringing the Internet to Australia, and I saw that knowledge in the hands of people achieves reform.

The concern is over what will happen as strong encryption becomes commonplace with all digital communications and stored data. Right now the use of encryption isn't all that widespread, but that state of affairs is expected to change rapidly.