Thought this might be of interest to someone.
(saw this on the steam forum)
www.mmorpg.com is giving away (Steam) keys for the beta (4-11 Nov). There are 15,000 keys remaining as at this post.
note - you have to registered an account on that site though to get your key.
Also, it's a 63 GB download.
Edit - direct link - https://www.mmorpg.com/giveaways/lost-ark-closed-beta-key-gi…
Why didn’t you post as a deal?