2018 was the time for arrests, before the media was able to cement the idea of "deep fake" videos
Now, any video evidence will be easily dismissable
Also, since 2018 they have also made a constant push that Trump is "behaving like a dictator" and preparing to "use federal agencies to attack his enemies"
Obviously it is bullshit but they have had 2 years to promote the message and henceforth any action against the DS or cabal will be vilified as illegitimate
Q Team had their chance, and missed it