it pretty much shows declining MPE revenue for 4 years or so, with some upticks. there haven't even been 3 quarters in a row of increased revenue, Q4 2016 had a decline from Q3. with all the increased business, it seems, although it cant' be confirmed, that MPE customers must be paying less per delivery.
As for Clipstream, it has theoretical greatness and will be a solution, but until we see a contract, it doesn't actually exist.
Yes, this would appear to be a good time to buy, the downside is continued share price stagnation for the indeterminate future..