VBR = Variable BitRate. New data is only sent when new data is required to be sent.
CBR = Constant BitRate. More stable for streaming. A lot of youtubers leave their recording on CBR because they stream and do video as well and don't understand the advantages of VBR (less data).
No this is what a well optimized VBR stream will do when there is little movement on screen.
This "evidence" of deep fakery is really really dumb to anyone with recording knowledge.
VBR = Variable BitRate. New data is only sent when new data is required to be sent.
CBR = Constant BitRate. More stable for streaming. A lot of youtubers leave their recording on CBR because they stream and do video as well and don't understand the advantages of VBR (less data).