I had an ad that was 30 minutes or an hour long at one point, it was for a watch. The unfortunate thing was, the ad itself was actually interesting, going into

I had an ad that was 30 minutes or an hour long at one point, it was for a watch. The unfortunate thing was, the ad itself was actually interesting, going into a lot of manufacturing details but I didn't have time to watch it them and there is no way to find it.