There is also a darker explanation.
Christopher Steele, the former British spy who examined Trump's ties to Russia, may have hinted at a darker explanation for the Agalarovs' interest in Miss Universe.
Armanoush's visit, which begins as an impulsive spurt of tourism, unexpectedly leads to a far darker explanation of her stepfather's exile.
A darker explanation points to the hidden hand of Rupert Murdoch, a seasoned Washington campaigner who lost out to Mr Ergen when Hughes's main shareholder, General Motors, put it on the block last year.
Of course, there could also be a darker explanation: The average quality of published research may simply be decreasing, driving scientists to look further and further back in time to find papers worth citing.
In, an admittedly darker explanation, alcohol consumption is connected to depression something prevalent in colder places where sunlight is limited.
But there are other, darker, explanations.
Even if this is too dark an explanation, investors should be put on notice that not all technology investments are the same.
"In the dark matter explanation, that's easy - dark matter is the same everywhere".
"The key statement is that we have not found a contradiction with the dark matter explanation," he says.
