I am so glad I wasn't the only person that questioned this. Also in relation to another story I saw that had found tomato plants growing on railways - and found

I am so glad I wasn't the only person that questioned this. Also in relation to another story I saw that had found tomato plants growing on railways - and found these due to the onboard toilets dumping their contents directly on the line. The assumption being the commuters ate a lot of cheese & tomato sandwiches. Does this mean disaster is inevitable?!