“I build it live on uh YouTube I set up my stream I have my little microphone and I go live every morning and I would spend two to 6 or 8 hours live building the product and then I get people's feedback so they're like they sometime they help debug my code this is my pre pre validation thing”

Stream the build live as pre-pre-validation

Before any launch, Marc builds on YouTube live. Viewers debug code, suggest headlines, and a subset become potential customers asking for specific features. The stream functions as a free QA team, marketing channel, and pre-pre-validation signal — all collapsed into the building itself, not a separate marketing step.