If you simply duplicate the previous frame, the stop remains jarring. The phrase reminds fixers to treat the stop as a cause – the missing inbetween is because the animation software (Retas! Pro, Toonz Harlequin) crashed during rendering.
Stiff limb joints during follow-through
: While some search results mistakenly associate it with general industry descriptions from shows like shinseki nokotowo tomari dakara animation fix