Is the 2020 NFL Betting Environment “Normal?”

2020-21 NFL Computer Predictions and Rankings NFL Forecasting  style normal environment color betting 013369  League wide statistics in 2020:
In the first two weeks of 2020, NFL games have averaged a total of 50.3 points, a significant upgrade from 45.7 from last season. As another comparison, NFL teams averaged 43.6 points the first two weeks of the 2019 season.
2020 also brings almost empty stadiums, and we thought this would lead to reduced home advantage like it did in European soccer. [But] so far, the home team has scored 2.78 points per game more than the away team, a greater home field than the 1.73 from the past 5 seasons.
                       —The Power Rank