"if you don't like it, don't participate," yes--that is a valid response, one that has been used more often than skilling events
Good that you agreed with that and it pretty much answered your questions.
Does this event "suck" players away from other activities. Maybe not, because some players who may not have even logged in or stayed as long in the game may just selected to participate in this event. They may be watching a movie otherwise.
And for those who are "sucked" off, say, Anachronia, it is only
When two love the same love, one love has to lose
And it's the Skill Off event which they long for, it's the Crater they will choose.