Americans here cannot grasp the huge difference between the European top 10 clubs and the rest. In american sports teams are much closer to each other.
90 min of very little action. Most of the discussion happens around the games (Sports journalists in Football will lose their job to GPT-3 mark my words).
Most of the talk was generated by needless controversy/drama (not exclusive to that sport, sure, but see the discussions on how VAR would "end" football)
Sports need to adapt to the new times or lose audience.
It's like a boxing match. The formations are constantly jockeying for tactical advantage, taking calculated risks, outplaying and outsmarting each other on a micro scale etc. [1] Perhaps it's boring for someone who doesn't care about that and only wants to see goals scored.
[1] Of course, this is most true in a match of two top teams, the less skill involved the more the match starts to remind a pinball game - i.e. with much less tactics and control, and much more of just reacting and randomness.