Long-time THE ATOM Fan OSRIC CHAU on Bringing RYAN CHOI to the CW ARROW-VERSE for 'Crisis on Infinite Earths'

He's got the cred.

via The Nerd Machine

https://www.newsarama.com/48038-ray-palmer-atom-osric-chau-ryan-choi-the-cw-arrowverse-crisis-on-infinite-earths.html