That is the most ridiculous thing I've read in some time...
So people who thought a side they wanted to win, wouldn't win, so they voted against it? Why didn't they just not vote?
You're either making that up or you know some very, very stupid people.
Back in Singapore, where there is a strong government relative to opposition, sometimes academics do urge citizens to vote for the opposition in their stronghold constituency just so that they still have a presence to keep the government in check. There are circumstances where people would vote against their beliefs in order to make sure their voice gets heard