Mrs Sir
I send you informations suggestions
One geolocation and or reality augmented
For courses
Before meanwhile after at end of course the person receives by email the tracé of course
Cf parc de Mercantour
Http www.eshkar.fr
Intel is interested other Alike too
Best regards
Igor semenoff
Nb lights led
Tee-shirt freshthenics
A new source of energy
À battery effect Peltier