I've updated the Learn to Play Rktcr video series -- it's now higher resolution with much better sound. If you're having trouble getting into the game, or just want a preview of some interesting tactics, this series might be right for you.
Full Playlist: https://www.youtube.com/playlist?list=PLzceGO2K6_NT2wrsbR-RS9HJcjbIhgEF_
https://www.youtube.com/watch?v=MHnNWtenG7A
https://www.youtube.com/watch?v=0PjieDeM_tg
https://www.youtube.com/watch?v=LjGdl25OGWs
https://www.youtube.com/watch?v=jNXS6yLEJEI
https://www.youtube.com/watch?v=pwrzhVplWzo
https://www.youtube.com/watch?v=GXub32EXX6U
https://www.youtube.com/watch?v=vsdaVubBuAU
https://www.youtube.com/watch?v=f2ab6cfj93c
https://www.youtube.com/watch?v=Qm7ib0sgjW8
https://www.youtube.com/watch?v=3s7l065NuhE
And, for the curious, the old version of the series is here: https://www.youtube.com/playlist?list=PLzceGO2K6_NT5WePPjfZe9iUu1ByMvuDS