The web can be weaponised – and we can't count on big tech to stop itFor those Democrats who dream of being president, it’s no longer safe to play it safe. We live in a dangerous, unstable time in a democracy that is far from healthy. Many of the forces corroding it precede Donald Trump, despite progressives who would tell you otherwise – this entire century, so far, has been a misery for many Americans. Four corporations dominate American life. They have the wealth of nations. They have generated unfathomable revenue, created a number of jobs and decimated many more. Their control of the economy is total.They are Google, Amazon, Apple and Facebook. Unless we do something, their power will remain limitless. Socialist or capitalist, big government or small, the priority should be the same: to ensure the people who consume goods and create goods are not exploited.