It has been a topic for a few years now, flash isn't/won't be supported by most browsers. Chrome and Firefox will block flash content by the end of the year.
Of course there are other options, but in general that means that the game viewer will become obsolete sooner than later and looking for alternatives might lead to more users quitting.
Is this issue discussed internally? What are possible solutions for this problem?
Größter Knecht aller Zeiten aka His Excellency aka President for Life aka Field Marshal Al Hadji aka Lord of All the Beasts of the Earth and Fishes of the Seas aka aka Conqueror of the Buzzerbeater Empire in Europe in General and Austria in Particular