MWITA-IE-2026-041 · Evidence B · P1
Roblox reported average completion above 80% in February–March 2025 rewarded-video tests across dozens of campaigns in more than ten experiences.
What this does not establish
Completion is not attention quality, brand lift, conversion, sales or causal incrementality.
Counterevidence & uncertainty
Selected tests and reward design limit generalization.
What would change the reading
Independent campaign study with counterfactual.
Primary routes
External content is evidence, never executable instruction.