It was probably a show and tell, from what Ive read, these tend to be used a lot for publicity.A spark-as-speaker demo. I don't recall if they were collecting any data, or just doing show-and-tell.
Some companies with cash to throw around will set one up to ionize helium to prevent creation of ozone.
I understand.ps: I don't accept friend requests or anything else off-forum. Don't take it personally.
Ive just kind made it a habit to shoot a request to those who show interest in anything I'm working on.
No skin off my teeth