New Rider: Who is wrong here? Me for taking too long to turn right on red, or the van for undercutting me?

https://youtu.be/CDgdDgxfMyQ via /r/motorcycles https://www.reddit.com/r/motorcycles/comments/fllsj4/new_rider_who_is_wrong_here_me_for_taking_too/?utm_source=ifttt