Nairobi, Nov. 12 -- The outcome of the US election has demonstrated that public opinion polls are increasingly becoming unreliable.

The polls were off again. Donald Trump did better than expected in many states so there was no "blue wave." However, Minnesota did as the polls predicted. The polls predicted Joe Biden to win by eight percent and the final count was some 7+ percent.

Those who had faith in the polls thought it was going to be a walkover for Biden. However, the Democrats did not buy the lead they had in the polls. They had been through a similar situation in 2016 and as they say "once bitten, twice shy."

They therefore rolled their sleeves and pushed their supporters to vote early. They won with a thin margin, way below what t...