What do you think about online privacy? Share your views

We'd like to hear your views on online privacy. Share your perspectives with GuardianWitness

Over the past few decades, we have seen enormous changes in how we think about privacy. The emergence of social networks, rise of smartphones, development of cloud computing and growth of location tracking have all affected, in one way or another, how we draw the line between what is private and what is public.

But what exactly is privacy? The lawyers Samuel Warren and Louis Brandeis defined it in 1890 as the "right to be let alone". What does the word mean in today's world? With the imminent expansion of the internet of things, a number of recent high-profile hacks, and with an increasing amount of apps and services needing personal data to function properly, how do we picture our privacy? Do we care about it?