Nice find.
It was interesting that the piece claimed that feathers weren't as effective as fingers in "breaking the barriers of psychological defenses". The girl in the glasses claimed that the repetition turned it into torture, and the voice over said the reason was the same nerve endings that sensed tickling are the ones that sense pain.
I don't have the time to translate the whole thing, but it was very similar to the CNN article on Christine Harris' experiments.
The neat thing was at the end, it claimed that tickling could be a good thing health-wise because it triggers neurotranmistters that stimulate the production of that natural painkillers and substances that fight inflammation and anxiety. "Tickling produces laughter, and laughter is good for health."
The female voice-over concludes with "Promoted by doctors, appreciated by those who do it and those who receive it, tickling makes one [I can't place the word here...I think either unity or friendship, but it doesn't jive]. So there's no reason to withold it."