Roadshow (http://fetchsoftworks.com/roadshow/ http://fetchsoftworks.com/roadshow/) lets you download videos to your device. I'm not sure if it's suitable for lo

Roadshow (http://fetchsoftworks.com/roadshow/ http://fetchsoftworks.com/roadshow/) lets you download videos to your device. I'm not sure if it's suitable for long-term storage like Pinboard is for web pages, but it might do what you want.