Unanswered questions

There are many unanswered questions out there, floating, drifting, up there high in the sky dodging clouds and answers. They remain the great and universal secret.

"What does TPF stand for?"

"I understand what the graph shows but it strikes me that it would be better if it was set in a context that included an element that reflected the state of the infrastructure, is that possible?'

"Are we going this way because of the time of day?"

"Are they really buying a fleet of bendy-buses?"

"Where is the barbecue sauce then?"

"What makes Easy-Jet customers queue up like that when the plane's not even here?"