Cannes Lions is many things. Creative awards. Deal-making. The industry’s annual attempt to take stock. This year, people came with real questions — about data, who controls the TV interface and whether the industry is actually ready for the changes it keeps announcing. We were there. Here’s what we heard. The home screen is prime real estate. Act like it. The pre-content moment — those seconds when a viewer turns on their TV and decides what to watch — is now one of the highest-value placements in the ecosystem. It’s not an interruption. It’s discovery. And it happens every single time someone sits down to watch. What makes it different is reach. A meaningful share of TV households are on ad-free tiers and never see a pre-roll. But every one of them navigates the home screen. That’s inventory in-stream simply can’t touch — and TiVo’s Home Page Hero Ads sit…