What are lower thirds, why are they important?
The use of lower thirds is a long held TV production method to present viewers with information on the current speaker or topic of the video without being overly disruptive.
Peter is a great guy but not everyone knows him, so the lower third helps tie everything together.
When an event is live streamed lower thirds must be made ahead of time [pre-production]. Recorded events can have lower thirds added in post-production.
WLM can and does use lower thirds to raise the quality of your production.