They seem to go a little deeper than (-bit philosophy, at the expense of a modicum of entertainment value. These are well-composed, entertaining, and generally informative. If any of the videos sparks your fancy, you can easily look up any of the specifics mentioned in the video and pursue it further.
The School of Life has many other video playlists, but I haven't watched them yet, and I'm leery of endorsing them without first watching them, given how most youtube videos concerning things such as "political theory" tend to be quite mistaken.