Youtube activity of "David Himmelsbach" (@davidhimmelsbach557) on "Cool Worlds" channel.
-
UCS5nVcVC8qN6TAFAqrJdSdw
Commenter youtube id
- 1
-
David Himmelsbach
Commenter name
-
@davidhimmelsbach557
Commenter name id
-
"Why we might be alone in the Universe"
Comments by video