Update free-podcasts-screencasts-en.md (#3163)

free-podcasts-screencasts-en.md

@@ -165,6 +165,7 @@
 #### Node.js
 
 * [Nodeup](http://nodeup.com) (podcast)
+* [Twitter Bot Tutorial - Node.js and Processing](https://www.youtube.com/playlist?list=PLRqwX-V7Uu6atTSxoRiVnSuOn6JHnq2yV) (screencast)
 
 
 #### p5.js