I'll just comment on "Star Wars Fatigue". if after 8 years we haven't had MCU fatigue, or even Super hero fatigue, perhaps arguing SW fatigue or even saturation is a bit...much.
List of MCU WW gross by year.
2008 $848.60
2010 $623.90
2011 $819.90
2012 $1,518.80
2013 $1,859.40
2014 $1,487.60
2015 $1,924.70
2016 $1,801.00
List of MCU Dom Gross by year.
2016 $630,765,718
2015 $639,208,031
2014 $592,943,172
2013 $615,376,134
2012 $623,357,910
2011 $357,685,129
2010 $312,433,331
2008 $453,219,014