There are many problems but here are the biggest: Lack of DISCIPLINE as shown by the penalties on the field and suspensions for rule breaking on and off field. If you watch the games closely you will see more deliberate violations missed by refs— The most serious being three targeting with helmet— in slow motion on TV— and the rest being late hits and holding. The DEFENSE-scheme, calls, alignment and technique (example looking in the wrong place)—speed may be an issue but bad alignment and technique can make you look slow.