What are some alternatives?
When comparing fflip and YouTube Map Explorer, you can also consider the following products
Sideplayer - Watch YouTube while you browse the web.
Mini YouTube - Watch YouTube videos while you scroll to read comments
Helium - Helium lets you accept payments by credit card for anything you want to sell online.
TubeList - Product Hunt for YouTube Channels
Video Search for Chrome - Extension to search for videos without leaving the page
Rocumentaries - Curated links to the best documentaries