Yanukovych fled because people started raiding armories and shooting at Berkut. In Egypt the army sided with the protestors. Don’t know Tunisia and Algeria off the dome but I doubt there was no violence or threat of imminent violence

Sounds like you’re thinking of 538’s election needle, not polling data. If a candidate has 60% of the votes in a poll, assuming the poll is accurate, they win 100% of the time. The standard deviation on a population this big is practically 0

You have 30 minutes to move your cube

For less than the cost of a Big Mac, fries and a Coke, you can buy a loaf of fresh bread and some good cheese or roast beef, which you will enjoy much more