Article analysing the unreliability of the methods used by pollsters to measure public opinion:
"Even with the results of the presidential contest still out, there’s a clear loser in this election: polling. Surveys badly missed the results, predicting an easy win for former Vice President Joe Biden, a Democratic pickup in the Senate, and gains for the party in the House. Instead, the presidential election is still too close to call, Republicans seem poised to hold the Senate, and the Democratic edge in the House is likely to shrink."