Two weeks ago I boarded a bus at around 8:00am in London.
I got off the bus a few stops later to head into a local Tesco store to buy my lunch for the day.
I then walked back to the bus stop that I got off at and waited for the next bus to take me to work.
The next bus arrived at 8:30am.
It was one of those buses where passengers can board the bus on either the front, middle or back door.
I boarded the bus from the back door.
I sat downstairs and minded my own business, staring through the window and browsing on my phone.
A few minutes later, I heard a bus ticket ins