This is Funcom response to your enquiry.
https://forums.funcom.com/t/harassment-and-griefing-issues/15950?u=kwalya
(I’m not a Funcom moderator or employee but this is their official statement on what you are asking about. )
If you think the blockages met Funcom’s criteria for extreme then PRIVATELY contact a community manager such as Ignasis with your proof. Posting into the open forum is not recommended as it violates the community guidelines regarding accusations and naming players.