Unknown and strange user on GeoGebraTube
There are some very strange contributions uploaded to GeoGebraTube;
Is this spam? Is this a user or an abuser?
More then 10000 GeoGebraBooks, but i did not open it, because I am afraid that there are links in it to m a l w a re ?
A few days ago the GeoGebraTube website was rather slow.
Ivan De Winne