There are a lot of smart people that like Python. There are a lot of smart people that like R too. Bokeh is designed to be useful from both R and Python (and other languages as well).
Here is another presentation showing integration of Bokeh with R to visualize geographical data from another group: http://ryanhafen.com/blog/rbokeh-gmap
0.11 and above releases of Bokeh contain a server that provides a very nice application model that can be synchronized between browser and server for allowing data scientists to build interactive plotting-based applications in the browser. Here are some simple examples of that: http://demo.bokehplots.com/
Here is a recent presentation showing Bokeh (from Python) along with data-shading to visualize billions of points quickly: http://www.slideshare.net/continuumio/visualizing-billions-o...
Here is another presentation showing integration of Bokeh with R to visualize geographical data from another group: http://ryanhafen.com/blog/rbokeh-gmap
0.11 and above releases of Bokeh contain a server that provides a very nice application model that can be synchronized between browser and server for allowing data scientists to build interactive plotting-based applications in the browser. Here are some simple examples of that: http://demo.bokehplots.com/