If you genuinely cared about others you'd be more concerned by the tens of thousands of people dying from climate change, and the countless species being made extinct - not to mention the generations that follow us who will have to live with the damage we have done - than a handful of Londoners late for work.
So the fact that MILLIONS of others are not joining the protest but are being prevented from going about their normal daily business because of the opinions of a few hundred activists is OK with you?