Review twitch

Study video:
https://video.osgeo.org/w/qC7HNRU783f6aqpysigF87
Together with the PR: https://github.com/pgRouting/pgrouting/pull/2521
Put a check mark when done:

- [x] @AbhinJ 
- [x] @squarege 
- [x] @Aniket-debug 
- [x] @aryan1010 

Do not forget to reference this issue task on your wiki & on your weekly report
