For those that were as confused as me:
Sealioning (also sea-lioning and sea lioning) is a type of trolling or harassment that consists of pursuing people with relentless requests for evidence, often tangential or previously addressed, while maintaining a pretense of civility and sincerity ("I'm just trying to have a debate"), and feigning ignorance of the subject matter.[1][2][3][4] It may take the form of "incessant, bad-faith invitations to engage in debate",[5] and has been likened to a denial-of-service attack targeted at human beings.[6] The term originated with a 2014 strip of the webcomic Wondermark by David Malki,[7] which The Independent called "the most apt description of Twitter you'll ever see".[8]
P.S.: the comic in question:
Well I haven't been following the story anymore for the last year or so, but there were some suspicions regarding that level 4 bio-lab doing research on Coronaviruses in the very epicenter of the 2019 pandemic, Wuhan...